—\ ae HEADQUARTERS TASK GROUP 7.4, PROVISIONAL APO 187, c/o Postmaster San Francisco, California Toot 3 March 1954 Dr. Harold Plank Task Group 7.1 APO 187, c/o Postmaster San Francisco, California Dear Hal, Now that we have completed the BRAVO participation of the series in which we are engaged, it is necessary for future planning to get an opinion from you as to the ocffectiveness of our present equipment and methods used in pursuit of the sampling mission, In order to define specific deficiencies which may have been incurred during BRAVO, I have a list of questions on which I would like to have your comments and which, I belicve, covers all phases of this sampling operation, The answers to these questions will allow more detailed and effective plan-~” ning for the next shot in the series. I particularly want to determine from you whether the planning fers, this sampling mission and the e:ecution was sufficient to meet the re- quirements which you had previously documented, ~ It is desirable to obtain your answers to these questions in writing so that they may be incorporated in the TG 7.4 History for utilization:by. fixture’ Atr'fask Groups. The questions we have in mind are: ae Was the RB~36 control aircraft in its initial position as b. Did this position satisfy your need for directing capability? c. Did the cloud photo mission interfere with the control mission? ad. Wore the directions to the sampling pilots from the RB~36 per your request? properly given and executed? e. Was the internal environment on the control RB-36 adequate as regards window frosting, personal equipment and space? ee f. Did the training of the sampling pilots in Rad-Safcty and Rad~monitoring apvear to ba adequate tovinsura succéysfol completion of the sampling mission? 3-2862S TAB NO. 4 /32