Directorate of Operational Requirements

Source - List of Staff and Distribution of Duties, January 1945 - AIR 20/7518 (AL36 - May 1945)

Name	Status/Rank	Role/Duties
Operational Requirements for aircraft, armoured cars, mechanical transport, marine craft, balloons and their equipment and operational equipment for airfields and seaplane bases. Armament installations in aircraft in consultation with D Arm R.
A R Wardle	A/Cdre	Director (DOR)
N C Odbert	Gp Capt	Deputy Director (1) (DDOR (1)) In charge of OR 1, OR 2 and OR 4.
B J R Roberts	Gp Capt	Deputy Director (Nav) (DDOR (Nav)) In charge of OR 3
OR (F)
Vacant D M Lambert	Gp Capt Fg Off	Future planning, including review of aircraft types in production in relation to future requirements.
OR 1
D Crowley-Milling	Wg Cdr	Head of Branch Operational requirements of aircraft (as detailed below) and their equipment, excluding items of equipment dealt with OR 2, OR 3 and D Arm R.
OR 1 (a)
E Sprawson	Sqn Ldr	Bomber, transport and bomber-reconnaissance aircraft.
OR 1 (b)
A F Eckford	Sqn Ldr	Fighter, fighter-reconnaissance and training aircraft.
OR 1 (c)
B Lewin	Sqn Ldr	General reconnaissance, target towing and communication aircraft. Co-operation with the Admiralty on naval aircraft.
OR 1 (d)
J R Ashwell-Cooke	Sqn Ldr	Gliders and glider tugs, parachute troop dropping and other airborne forces requirements; parachutes and supply dropping containers; Air Observation Post aircraft.
OR 2 (d)
W J Harper	Sqn Ldr	Operational requirements for: - balloons, kites and their ground equipment camouflage of aircraft floatation and dinghy emergency equipment cable armament and curtain defence recognition equipment in aircraft balloon cutters for aircraft
OR 2 (e)
L A Jackson	Sqn Ldr	Operational requirements for: - oxygen equipment automatic controls instruments (except navigation) and instrument lighting airfield equipment and lighting aircraft hides mechanical transport marine craft
OR 3 (a)
C N Fleming G P Marsden W K Dunn	Wg Cdr Sqn Ldr Flt Lt	Navigational layout and equipment of aircraft. Operational requirements for : - navigational instruments and pyrotechnics flying clothing and emergency parachutes Meteorological problems related to air navigation secretarial duties to the Meteorological Policy Committee
OR 3 (b)
J F Hyde W J Bourne	Sqn Ldr Sqn Ldr	Application to aircraft of all radio apparatus, including signals, Radar, intercommunication and beam approach.
OR 4
E E Ellison	Wg Cdr	Head of Branch Air Staff member of Airframes Modification Committee, Aircraft Equipment Committee and Security Panel
OR 4 (a)
P A Tanton	Sqn Ldr	Aircraft performance data; armament data; mechanical transport and marine craft data.
OR 4 (b)
W F Jaggs	Staff Officer (Branch Security Officer)	Collation of standard operational requirements for aircraft types and aircraft equipment. DOR amendments to AP970. Routine analysis of aircraft contractors ' tender design. Secretary to the Operational Requirements Committee.
OR 4 (c)
F R Shepherd	Flt Lt	Examination of Forms 555 and co-ordination of subsequent actions. Collation of DOR material for Rafdel Bulletin and Dominions Liaison Letter. Secretarial duties to ad hoc Committees.
OR 4 (d)
C Munro	Flt Off	Progressing of operational requirements.

Source - List of Staff and Distribution of Duties, January 1945 - AIR 20/7518 (AL36 - May 1945)

Name	Status/Rank	Role/Duties
Operational Requirements for aircraft, armoured cars, mechanical transport, marine craft, balloons and their equipment and operational equipment for airfields and seaplane bases. Armament installations in aircraft in consultation with D Arm R.
A R Wardle	A/Cdre	Director (DOR)
N C Odbert	Gp Capt	Deputy Director (1) (DDOR (1)) In charge of OR 1, OR 2 and OR 4.
Frederick S Stapleton	Gp Capt	Deputy Director (Nav) (DDOR (Nav)) In charge of OR 3
OR (F)
Vacant D M Lambert	Gp Capt Fg Off	Future planning, including review of aircraft types in production in relation to future requirements.
OR 1
D Crowley-Milling	Wg Cdr	Head of Branch Operational requirements of aircraft (as detailed below) and their equipment, excluding items of equipment dealt with OR 2, OR 3 and D Arm R.
OR 1 (a)
E Sprawson	Sqn Ldr	Bomber, transport and bomber-reconnaissance aircraft.
OR 1 (b)
A F Eckford	Sqn Ldr	Fighter, fighter-reconnaissance and training aircraft.
OR 1 (c)
A I Sladen (AL42)	Sqn Ldr	General reconnaissance, target towing and communication aircraft. Co-operation with the Admiralty on naval aircraft.
OR 2 (d)
W J Harper	Sqn Ldr	Operational requirements for: - balloons, kites and their ground equipment camouflage of aircraft floatation and dinghy emergency equipment cable armament and curtain defence recognition equipment in aircraft balloon cutters for aircraft
OR 2 (e)
L A Jackson	Sqn Ldr	Operational requirements for: - oxygen equipment automatic controls instruments (except navigation) and instrument lighting airfield equipment and lighting aircraft hides mechanical transport marine craft
OR 3 (a)
C N Fleming M A Snowball W K Dunn	Wg Cdr Sqn Ldr Flt Lt	Navigational layout and equipment of aircraft. Operational requirements for : - navigational instruments and pyrotechnics flying clothing and emergency parachutes Meteorological problems related to air navigation secretarial duties to the Meteorological Policy Committee
OR 3 (b)
C S Betts (AL42) W J Bourne	Sqn Ldr Sqn Ldr	Application to aircraft of all radio apparatus, including signals, Radar, intercommunication and beam approach.
OR 4
E E Ellison	Wg Cdr	Head of Branch Air Staff member of Airframes Modification Committee, Aircraft Equipment Committee and Security Panel
OR 4 (a)
P A Tanton	Sqn Ldr	Aircraft performance data; armament data; mechanical transport and marine craft data.
OR 4 (b)
W F Jaggs	Staff Officer (Branch Security Officer)	Collation of standard operational requirements for aircraft types and aircraft equipment. DOR amendments to AP970. Routine analysis of aircraft contractors ' tender design. Secretary to the Operational Requirements Committee.
OR 4 (c)
F R Shepherd	Flt Lt	Examination of Forms 555 and co-ordination of subsequent actions. Collation of DOR material for Rafdel Bulletin and Dominions Liaison Letter. Secretarial duties to ad hoc Committees.
OR 4 (d)
C Munro	Flt Off	Progressing of operational requirements.
OR 5
A W Millson (AL42) G P P Pollitt	Wg Cdr Lt Col	Operational requirements for: - Gliders and glider tugs, parachute troop dropping and other airborne forces requirements; parachutes and supply dropping containers; Air Observation Post aircraft.
E W Bates	Higher Clerical Officer	Examination and distribution of performance and technical reports on British and enemy aircraft and equipment. Analysis of data received from the British Air Commission. Supervision of clerical staff.

Source - List of Staff and Distribution of Duties, January 1945 - AIR 20/7518 (AL42 - Oct 1945)

Source - List of Staff and Distribution of Duties, January 1945 - AIR 20/7518 (AL36 - May 1945)

Name	Status/Rank	Role/Duties/Notes
Hubert L Patch	A/Cdre	Director of Armament Requirements (D Arm R)
Definition, in consultation with other branches, of Air Staff policy in relation to future air weapons and their associated equipment and formulation of requirements to serve as a directive for the guidance of technical development. Definition, in consultation with other branches, of Air Staff policy in relation to and formulation of requirements for the development of existing air weapons and their associated equipment to ensure that they shall adequately meet the rapidly changing operational conditions. Advice to other branches of the Air Staff on the performance, characteristics and limitations of air weapons.
A O Molesworth	Gp Capt	Deputy Director of Armament Requirements (1) (DD Arm R (1)) Control of Arm R 1 (a), Arm R 1 (b), and Arm R 1 (c)
W R Brotherhood	Gp Capt	Deputy Director of Armament Requirements (2) (DD Arm R (2)) Control of Arm R 2 (a), Arm R 2 (b), and Arm R 2 (c)
M G Parker	Wg Cdr	Assistant of Armament Requirements (AD Arm R) Chemical warfare. Control of Arm R 3
Arm R 1 (a)
E A Howell	Wg Cdr	Bombs and bombsights.
Arm R 1 (b)
E W Thornewill	Wg Cdr	Torpedoes and sights; mines; ship and water weapons.
Arm R 1 (c)
G A Wilkins	Sqn Ldr	Bomb carriers and gear; incendiary bombs and clusters; bomb trolleys and lifting tackle.
Arm R 2 (a)
W P Whitworth	Wg Cdr	All types of guns; gun-sights and ammunition; fixed gun installations; RP
Arm R 2 (b)
C A Potter	Sqn Ldr	Turret and free gun installations of bomber type aircraft; ground defence.
Arm R 2 (c)
H S Law	Sqn Ldr	Turret and free gun installations of Coastal and GR type aircraft; armour protection; self-sealing of fuel and oil systems.
Arm R 3
Vacant	Sqn Ldr	Chemical warfare equipment and weapons (offensive and defensive); pyrotechnics (except navigational and recognition); smoke weapons.

Source - List of Staff and Distribution of Duties, 1944 - AIR 20/7517 (AL24 - Mar 1944)

Name	Status/Rank	Role/Duties/Notes
Definition, in consultation with other branches, of Air Staff policy in relation to future air weapons and their associated equipment and formulation of requirements to serve as a directive for the guidance of technical development. Definition, in consultation with other branches, of Air Staff policy in relation to and formulation of requirements for the development of existing air weapons and their associated equipment to ensure that they shall adequately meet the rapidly changing operational conditions. Advice to other branches of the Air Staff on the performance, characteristics and limitations of air weapons.
Hubert L Patch	A/Cdre	Director of Armament Requirements (D Arm R)
A E Dark	Gp Capt	Deputy Director of Armament Requirements (1) (DD Arm R (1)) Control of Arm R 1 (a), Arm R 1 (b), and Arm R 1 (a)
Howard Ford	Gp Capt	Deputy Director of Armament Requirements (2) (DD Arm R (2)) Control of Arm R 2 (a), Arm R 2 (b), and Arm R 2 (a)
M G Parker	Wg Cdr	Assistant of Armament Requirements (AD Arm R) Chemical warfare. Control of Arm R 3
Arm R/PFF
W J Gibbs F H Parker	Gp Capt SO	Co-ordination, from inception to production, of target marking devices - Ground markers, Skymarkers, Sea markers, Illuminators and Air Burst Fuses.
Arm R 1 (a)
W J Macken	Wg Cdr	Bombs (HE and incendiary)
Arm R 1 (b)
E W Thornewill	Wg Cdr	Torpedoes and sights; mines; ship and water weapons.
Arm R 1 (c)
T W Evans	Sqn Ldr	Bomb carriers and gear; bombsights; bomb trolleys and lifting tackle.
Arm R 2 (a)
F V Morello	Wg Cdr	All types of guns; gun-sights and ammunition; fixed gun installations; RP
Arm R 2 (b)
C A Potter	Sqn Ldr	Turret and free gun installations of bomber type aircraft; ground defence.
Arm R 2 (c)
H S Law	Sqn Ldr	Branch Security Officer Turret and free gun installations of Coastal and GR type aircraft; armour protection; self-sealing of fuel and oil systems.
Arm R 3
F P L Broome	Sqn Ldr	Chemical warfare equipment and weapons (offensive and defensive); pyrotechnics (except navigational and recognition); smoke weapons.

Source - List of Staff and Distribution of Duties, January 1945 - AIR 20/7518 (AL36 - May 1945)

Name	Status/Rank	Role/Duties/Notes
Definition, in consultation with other branches, of Air Staff policy in relation to future air weapons and their associated equipment and formulation of requirements to serve as a directive for the guidance of technical development. Definition, in consultation with other branches, of Air Staff policy in relation to and formulation of requirements for the development of existing air weapons and their associated equipment to ensure that they shall adequately meet the rapidly changing operational conditions. Advice to other branches of the Air Staff on the performance, characteristics and limitations of air weapons.
Hubert L Patch	A/Cdre	Director of Armament Requirements (D Arm R)
A E Dark	Gp Capt	Deputy Director of Armament Requirements (1) (DD Arm R (1)) Control of Arm R 1 (a), Arm R 1 (b), and Arm R 1 (a)
Howard Ford	Gp Capt	Deputy Director of Armament Requirements (2) (DD Arm R (2)) Control of Arm R 2 (a), Arm R 2 (b), and Arm R 2 (a)
K A Merritt (AL42)	Wg Cdr	Assistant of Armament Requirements (AD Arm R) Chemical warfare. Control of Arm R 3
Arm R/PFF
Vacant F H Parker	Gp Capt SO	Co-ordination, from inception to production, of target marking devices - Ground markers, Skymarkers, Sea markers, Illuminators and Air Burst Fuses.
Arm R 1 (a)
Vacant	Wg Cdr	Bombs (HE and incendiary)
Arm R 1 (b)
A H Hewit	Wg Cdr	Torpedoes and sights; mines; ship and water weapons.
Arm R 1 (c)
T W Evans	Sqn Ldr	Bomb carriers and gear; bombsights; bomb trolleys and lifting tackle.
Arm R 2 (a)
F V Morello	Wg Cdr	All types of guns; gun-sights and ammunition; fixed gun installations; RP
Arm R 2 (b)
G E Johnson	Sqn Ldr	Turret and free gun installations of bomber type aircraft; ground defence.
Arm R 2 (c)
H S Law	Sqn Ldr	Branch Security Officer Turret and free gun installations of Coastal and GR type aircraft; armour protection; self-sealing of fuel and oil systems.
Arm R 3
S E Harrison	Sqn Ldr	Chemical warfare equipment and weapons (offensive and defensive); pyrotechnics (except navigational and recognition); smoke weapons.

Source - List of Staff and Distribution of Duties, January 1945 - AIR 20/7518 (AL42 - Oct 1945)

Name	Status/Rank	Role/Duties/Notes
Responsible authority in the Air Ministry for the co-ordination and direction of technical photographic policy and for the efficiency of photographic technique for whatever purpose thoughout the RAF. Framing the photographic operational requirements on which research and development should proceed. Technical direction of the Microgram Service in the Air Ministry and Overseas. Air Staff operational requirements in specialised PR aircraft cameras and photographic equipment for reconnaissance purposes, air survey and for operational assessment. Allocation of priorities for issues of photographic material and equipment. Co-ordination of operational cinematography requirements. Liaison with MAP on the development of cinematogaph equipment for operational purposes.
F C V Laws	Gp Capt	Deputy Director (DD Photos) Chairman: - Standing Advisory Co-ordinating Committee on Photography Air Survey Development Committee Inter-Services Technical Photographic Requirements Committee Air Staff representative: - Air Photographic Research Committee Beach Gradient Committee.
Photos 1
A Smith	Wg Cdr	Photographic operational technique. Liaison with appropriate branches on development, production, test and installation of airborne photographic equipment. Policy in respect of organisation and technical administration of all photographic units in the RAF. Operational requirements of Photographic Reconnaissance Squadrons. Liaison with DGE on introduction of new equipment. Air survey: technical questions on airborne and processing equipment. Liaison with DGE branches and D Micro S on the provisioning of photographic equipment and materials for the Microgram Services, home and overseas. Allotment of photographic equipment and materials: - Allied Forces War Office Admiralty ACIU Specialist Units All matters affecting the technical administration of Microgram units at home and overseas, where they are staffed by RAF. Advice to DO (Establishments) on establishments of Photographic Personnel.
Photos 1 (a)
F E McAdoo	SO	Secretary: - Standing Advisory Co-ordinating Committee on Photography Air Survey Development Committee Inter-Services Technical Photographic Requirements Committee Liaison with RTP on preparation and revision of RAF Forms and Publications for photographic purposes.
Photos 1 (b)
H A Andrews	Flt Lt	Direct supervision of Air Ministry Microgram Services.
Photos 2
S R Walton	Sqn Ldr	Liaison with DSM and DRM, MAP on maintenance of photographic equipment in the RAF. Multiprinting, Continuous Film Processing and Negative Duplicating machines (Maintenance problems). Technical questions on Photographic Vehicles including Darkroom Tents.
Photos 3
K J Dunkinson	Flt Lt	Film Processing equipment, excluding mechanical processing machines and cine gun cameras. Contact printers all types, technical and provisioning policy. Advice to DGW on photographic buildings and their equipment. Liaison with DGE branches on provisioning of photographic equipment and materials, excluding air cameras and cine gun cameras. Titling, classification, storage and disposal of negatives. Development and allotment of Darkroom Tents.
Photos 4
J Clegg	Sqn Ldr	Administration of Air Ministry Photographic Sectio. Combat films, processing technique. All aspects of operation cinematography, day or night. Operational requirements for stereoscopic photography. Infra-red and colour photography, their applications to Service requirements.
Photos 5
C J Commons	Sqn Ldr	Liaison with DGE, in respect of Unit Scales of Photographic Equipment. Operational requirements for night photography in its application to reconnaissance and operational assessment. Liaison with DGE on pack-ups of equipment for special task forces. All questions arising out of the development of Cathode Ray Tube Photography.

Source - List of Staff and Distribution of Duties, January 1945 - AIR 20/7518 (AL36 - May 1945)

Name	Status/Rank	Role/Duties
J D Breakey	AVM	Assistant Chief of the Air Staff (Technical Requirements)
Control of DG Arm in respect of Armament requirements and Development Policy. Control of DOR and DD Photos. Responsibility for the preparation of all Air Staff requirements (except for Signals matters), Air Staff aspect of modifications to airframes, balloon, engines and equipment. Liaison with Directorates of Operations and with Commands on matters of operational requirements. Liaison with Ministry of Aircraft Production.
ACAS (TR) is responsible for the following: - Directorate of Operational Requirement Directorate-General of Armament Directorate of Armament Requirements Deputy Directorate of Photography

Name	Status/Rank	Role/Duties/Notes
Responsible to VCAS for Armament Branch policy and other matters proper to the Head of the Armament Organisation. Responsible for the issue of Air Staff guidance on all Armament Branch matters. Report to ACAS (TR) on Armament developments and requirements policy.
Gerard Combe	AVM	Director-General (DG Arm)
Arm (Plans)
Herbert D Spreckley	Gp Capt	AL37 Formulation of Air Staff Armament Branch policy and planning for the guidance of appropriate Staff branches, on aircrew policy; on technical training; servicing and maintenance; inspection and postings and careers of Armament Officers.
		AL42 Formulation of Air Staff Armament Branch policy and planning for the guidance of appropriate Staff branches, technical training; servicing and maintenance; inspection and postings and careers of Armament Officers.
Arm (P & T)
A E Lowe	Wg Cdr	AL42 Personnel and Training - Advice on aircrew training policy, and postings of Armament Specialists and Technicians, Sqn Ldr and above.