Instruction from Capt Murray Fraser Sueter, Director of Air Department, the Admiralty, to Flight-Cdr Thomas Gerard Hetherington, Transport Officer, Armoured Car Division, Royal Naval Air Service, concerning the ordering of materials for three new squadrons of armoured cars. 1p
Plan of an early landship, 4 Mar 1915
Plan of a landship (tank) incorporating Diplock Pedrail crawler tracks, scale 0.75 inch to one foot, (based on data provided by Capt Murray Fraser Sueter, Director of Air Department, the Admiralty and laid before the Landships Committee for examination and discussion, 4 Mar 1915).
Cover note from Wg Cdr Frederick Lewis Maitland Boothby, Royal Naval Air Service, officer commanding Armoured Cars (Aeroplane Supports) at Clement Talbot Works, Wormwood Scrubs, to Flight-Cdr Thomas Gerard Hetherington, Transport Officer, Armoured Car Division, Royal Naval Air Service, requesting weekly progress reports. 1p
Letter from the Admiralty to Col Rookes Evelyn Bell Crompton, Royal Engineers, Consulting Engineer to the Landships Committee, concerning fees payable to him as a consulting engineer and to his assistant, L A Legros, for work done on the design and construction of landships (tanks). 1p
Cover note from Sir (William) Graham Greene, Permanent Secretary, the Admiralty, to Maj Thomas Gerard Hetherington, Transport Officer, Armoured Car Division, Royal Naval Air Service, Royal Naval Air Shed, Airship Depot, Wormwood Scrubs, relating to a letter concerning payments to Col Rookes Evelyn Bell Crompton, Royal Engineers, Consulting Engineer to the Landships Committee, and his assistant L A Legros. 1p
Report entitled 'Land battleships', detailing visits by Maj Thomas Gerard Hetherington, Transport Officer, Armoured Car Division, Royal Naval Air Service and Stern to the Rolls Royce Company, Derby, Derbyshire and to William Foster and Company Limited, Lincoln, Lincolnshire. 2pp
Memo, 'Particulars of tests made at Woolwich...', 21 Apr 1915, about tests of armour plating
Memorandum entitled 'Particulars of tests made at Woolwich, 21.4.15', on resistance of armour plating to bullet penetration. 2pp
Report on tests of armour plating, 22 Apr 1915
Report by Lt Kenneth P Symes, Royal Naval Air Service, on tests carried out at Woolwich on the resistance of armour plating to bullet penetration. 2pp
Report, 'Admiralty land-ships...', 28 May 1915, by Colonel Rookes Crompton
Report entitled 'Admiralty land-ships, progress report', from Col Rookes Evelyn Bell Crompton, Royal Engineers, Consulting Engineer to the Landships Committee, to the Directorate of Naval Construction, the Admiralty, relating to the role of the various companies involved in supplying parts for landships (tanks) fitted with pedrail and creeper-grip Caterpillar tracks. 3pp
Letter from William Foster and Company Limited, Lincoln, Lincolnshire to Col Rookes Evelyn Bell Crompton, Royal Engineers, Consulting Engineer to the Landships Committee, on progress made in the design of armoured tractors. 7pp
Memo and plan by Lt Walter Wilson, 7 Jun 1915, relating to a self propelled gun carriage
Memorandum and plan from Lt Walter Gordon Wilson, Royal Naval Air Service, Armoured Car Division, Clement Talbot Works, Wormwood Scrubs, to Wg Cdr Frederick Lewis Maitland Boothby, officer commanding, Royal Naval Air Service, Armoured Car Division, Clement Talbot Works, Wormwood Scrubs describing his design for a self propelled gun carriage. 2pp
Letter from Col Rookes Evelyn Bell Crompton, Royal Engineers, Consulting Engineer to the Landships Committee, on the design of landships (tanks). 3pp
Minutes, 14 Jun 1915, of a Landships Committee meeting
Minutes of a meeting of the Landships Committee, 8 Jun 1915. Incomplete. 2pp
Memo by Colonel Rookes Crompton, 21 Jun 1915, on experiments with giant tractors
Memorandum by Col Rookes Evelyn Bell Crompton, Royal Engineers, Consulting Engineer to the Landships Committee, on the landship (tank) experiments carried out using giant tractors at McEwan, Pratt and Company, Burton-on Trent, Staffordshire, Jun 1915. Incomplete. 1p
Report from the Landships Committee, 23 Jun 1915, on construction and experiments
Progress report of the Landships Committee, covering constructional work and experimental work. 3pp
Cover note, Stern to P Dale-Bussell, Director of Naval Constructions Committee, Contract Department, the Admiralty, relating to Landships Committee reports for the Rt Hon Winston (Leonard Spencer) Churchill, First Lord of the Admiralty. 1p
Notes on the costs of constructing landships (tanks), 25 Jun 1915
Typescript statements of estimated costs of one complete landship (tank), without armament, and pedrail and creeper grip, with manuscript notes. 10pp
Letter from P Dale-Bussell, Director of Naval Constructions Committee, Contract Department, the Admiralty, to Stern concerning proposed visit by the Rt Hon Winston (Leonard Spencer) Churchill, First Lord of the Admiralty and the Rt Hon David Lloyd George, Minster of Munitions, to Headquarters, Armoured Car Division, Royal Naval Air Service (RNAS), Wormwood Scrubs. 2pp
Instruction from Wg Cdr Frederick Lewis Maitland Boothby, Inspecting Commander, Armoured Car Division, Royal Naval Air Service, to Maj Thomas Gerard Hetherington, Transport Officer, Armoured Car Division, Royal Naval Air Service, Stern and others, emphasising that all responsibility for armoured cars and landships (tanks) lay with him. 2pp
Papers, Jun 1915, relating to the work of the Landships Committee, Admiralty and War Office
Bound volume of papers relating to the work of the Landships Committee, Admiralty and War Office, consisting of copies of progress reports, agenda, minutes of meetings and 47 photographs of two Caterpillar tractors manufactured by the Bullock Tractor Company of Chicago, US, serving as prototype land battleships, taken at Burton-on-Trent, Staffordshire, Jun 1915.