(3) SD-5777 dated June 26, 1950, same subject as (2) above. (4) SD-1902 dated May 26, 1950, subject: "Labor Pool Requirements", (5) NRL letter 3120-75MS/50 dated June 16, 1950, subject same as (2) above, (6) Inter-Office Memo from H, S, Allen to Duncan Curry, J-4-522, dated May 29, 1950, subject: "Estimate of Labor Pool Requirements." (7) SD-1901 dated May 9, 1950, subject same as (6) above. In interpreting the referenced data, please bear in mind the omission of a fourth shot, omission of one Krause-Hall experiment, and the 45-day postponement of D-day. (b) Beginning after the first shot, crate and ship scientific instruments and equipment as required by Division J-4, LASL, (c) Assume that all construction equipment and motor vehicles except that belonging to TG 3.2, will remain at the Jobsite. It will be necessary to place all such equipment in "mothball" status except for such items needed for roll-up purposes, It should be placed under covered storage, either in warehouses, under tarpaulins, or in the B-50 hangar. Painting and other anti-corrosive measures should be provided as required. Tired vehicles should be blocked up, and all batteries placed in trickle charge status, (a) Tugs, LSUs, and barges will be returned to the Navy except for a minimum number required for roll-up lightering. All smaller craft except aa needed for roll-up will be pulled out above high tide, blocked up, and provided with necessary painting and other anti-corrosive measures required to maintain them in standby status, It is suggested that an epen shed be constructed over these craft which will consist of a roof and a wall on the windward side to protect against salt spray. (e) Warehouse all items not required for the roll-up period, It is not anticipated that more warehouses will be con- structed, and you should count on using all types of buildings to provide the necessary square footage. (f) "Mothbali", insofar as possible, all generator, distilla- tion, pumping facilities, and other equipment. This shou'd be done where applicable, in accordance with recommendations of the manufacturers. (g) Clean up and dispose of all debris and severely damaged or destroyed structures on the shot islands, including military 12-12