\ : SUR TE » UNCLASSIFIED EG+G-B-1859 (Report: SEC Edgerton, Germeshausen and Grier, Inc., Boston, Mass. PROGRESS FOR THE MONTH OF S2p. OCTOBER 1958. Dec. 12, 1958. l, Hardtack Il Il, Corp. Author B-1859 N4 EGG-B-1866 EG & G, Inc. Cd: Unclassified (Rpt:Secret/RD) VERY-LONG-RANGE LIGHT MEASUREMENTS : OPERATION HARDTACK. 164 p. John C. Champeny. (JHH-76-540) 6-1-90 Dec. 1958. (ACV:GMS:217) . IL no a : : sk—tude rdea 1._Ha h-alti 2. Hig bursts--Detection and measurement 3. High-altitutde pursts--Spectra 4. Optical detection (WD) c. 64 NWN N9 UNCLASSIFIED (Report: SECRET) Card: 1. Hardtack & Grier, Inc., Edgerton, Germeshausen 2. Wardtack-Phase Iil-Boston Photography THE MONTH PROGRESS REPORT FOR Hardtack-Phase I. 3, . 1959 12, OF DECEMBER 1958. Feb. Project 26.13 24p. 4, Rover 5. Jericho EG&G-B-1889 I. Tk. fre Corp. Author B-1889 N8 aaa 6 109.