XII Task Force SEVEN and Glenn L, Martin Company, see App, 13. Ibid, 1h. "The B-57B as a Sampler Aircraft," R&D Quarterly Review, 30 June 1955, 8-85, see App. 15. Memo. to Staff, prep. by Duncan Curry, Jr., LASL, 3 June 1953, subj,: Meeting "with Col. Kesling, Dep. Cmdr., To. 7.43 memo, to TG-7, prep. by W. E. Ogle, LASL, 1h July 1953, subj.: High Altitude Sampling Aircraft, see Arp. 16, - TWX TUSS8O, Off. of the Test Dir., Nev. Test Site, to LASL, 3 May 1955, see App. 17. For a more complete discussion of shortcomings, problems encountered and operational difficulties in using B-57A aircraft, see compilation of studies in AFSWC Hist. Div, files, Sampling, 18, Copies of correspondence for the purpose of obtaining B-57C or B-57D aircraft to replace B-57A models are found in AFSWC Hist. Div. files, Sampling, 19. Ltr., Col. C. B, Stewart, Vice Cmdr., AFSWC, to Dr. A. C. Graves, 20, Ltr., Brig. Gen. Canterbury to Brig, Gen. Hooks, n.d., n. subj, 21. J-Div, Leader, LASL, 3 Mar, 1955, n.s., see App. Ltr., Brig. Gen. Estes to Brig. Gen. Canterbury, 27 Oct. 195, n. subji.,, see App. 22. Ltr., Dr. Graves to Mai, Gen, L. S, Stranathan, CG, FC/AFSWP, 2 Aug. 23. Ltr., Dr, Flank to Dr. R. W. Spence, LASL, 30 Nov. 195h, subj.: 2h. 195, subj.: Requirements for Aircraft Sampling Equipment, see App, Possible Requirement of B-57D Airplanes for Special High Altitude Sampling on Operations after REDWING, see App. DF, Maj. Harry H. Elmendorf, Proj. Off., Ops. Plans Br., AFSW, to” Ch., Test-Ops. Div., 13 Dec. 195k, subj: Trip Report to WADC and Hq., ARDC, see App. 25. Ltr., Dr. Graves to Brig. Gen, Canterbury, 27 Jan, 1955, subj.: B-S7D Aircraft, see App. 26, Ltr., Brig. Gen. Canterbury to Dr. Graves, 2 Feb, 1955, subj.: B-57D Aircraft, see Arp. 258 APAig ne SWEH -2-0034 ro /