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Installation guide with illustrations.

Installation guide with illustrations.

Original pamphlet. Installation guide with illustrations for erecting and sinking additional sections to accommodate 8-10 persons.

Circular on implications of the Civil Defence Bill with regards to shelters at certain buildings.

Circular on implications of the Civil Defence Bill with regard to shelters at certain buildings.

Includes "Questionnaire on the results achieved by air support of the Army." , "Summary of Available Data on Weapon Effectiveness in Tactical Roles in this Theatre." , "A Brief Outline of Army/Air Co-operation Covering Period March - June 1944." , "Report of Air Operations 77 Brigade North Burma March 5th to June 26th 1944 by S/Ldr. R.G.K. Thompson, M.C. R.A.F." Includes information on Allied and Japanese air operations, plus tactical, reconnaissance, photography, etc.

Overview of types of air operations in Greece between 5 December 1944 to 15 January 1945.

Detailed data on Allied air actions in NW Europe in July 1944. Data recorded: Date and Time , Number and Type(s) of Aircraft Employed , Target , Result , Remarks.

Detailed data on Allied air actions in NW Europe in June 1944. Data recorded: Date and Time , Number and Type(s) of Aircraft Employed , Target , Result , Remarks.

Daily summaries of Allied air actions in NW Europe in June 1944. Most include railways, petrol and supplies, enemy tanks, MT and troops, and miscellaneous targets.

Daily summaries of Allied air actions in NW Europe in July 1944. Most include railways, petrol and supplies, enemy tanks, MT and troops, and miscellaneous targets.

Details allied air strikes and battle damage assessments from August 2 to August 9.

Deals with allied air strike targets between the 1st and 9th of August 1944 and includes the unit's name and mission information.

Deals with allied air strike targets between the 9th and 31st of August 1944 and includes the unit's name and mission information.

Item consists of correspondence regarding access to records of air raid casualties.

Short descriptions of different types of bridges and the effect of aerial bombing on them. For each a constructive summary is provided and different hypothetical aerial attacks are proposed, each with different explosive yield. Contents include "Brick, masonry or mass concrete single span arch bridges or multi-span viaducts" , "Simple girder bridges" , "Steel or reinforced concrete arch bridges" , "Continuous girder bridges" , "cantilever bridges" , "suspension bridges, "opening bridges" , plus diagrams and appendix "Use of tallboy for attack on bridges"

AORG Memorandum No. 62. Calculations predicting casualties caused by air and ground burst shells with three different fuses against personnel in slit trenches and gun pits. With graphs and figures.

Item is a report; Table of Contents include: Damage to Petrol Tanks; Damage to Petrol Pipes; Damage to Fuel Cock Controls; Damage to Oil Tanks; Damage to Oil Pipes; Fire Risk; Ideal Fuel System; Conclusions. Appendix I-IX covers damage to Blenheims, Bostons, Hampdens, Halifaxes, Lancasters, Manchesters, Stirlings, Wellingtons and Whitleys. Abstract included. Item is referenced as Report No. 57.

Item is a report; Table of Contents include: Searchlights; Comparison with previous experience; Proportions of attempts at illuminations that were successful; Method of Search; Behaviour of searchlight on Losing Aircraft; Location of successful searchlights; Comparison with previous experience for proportions of Aircraft Missing, Intercepted or damaged by Flak; Attacks by Fighter; Flak Damage; Effect on the Crews; Conclusions. Item is referenced as Report No. 50.