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727 risks [Memo to Maynard L. Pennell from William H. Cook, March 21, 1960]
Memo to Maynard L. Pennell from William H. Cook, subject: "727 risks," March 21, 1960. Discusses Cook's concerns about the Boeing Model 727 and describes possible development and production risks. Three (3) typed pages.
Review of 707 safety [Memo to Technical Staff Distribution "A" from William H. Cook, June 15, 1962]
Draft of memo to Technical Staff Distribution "A" from William H. Cook, subject: "Review of 707 safety," June 15, 1962. Discusses possible safety concerns on the Boeing Model 707 and outlines potential risks, such as natural environment phenomena, fast acting unit malfunction, pilot error, and system error. Three (3) typed pages.
Problem areas and potential inconsistencies in the 727 [Memo to Maynard L. Pennell from William H. Cook, March 21, 1960]
Memo to Maynard L. Pennell from William H. Cook, subject: "Problem areas and potential inconsistencies in the 727," March 21, 1960. Discusses potential engineering issues with the Boeing Model 727, such as proper handling during take-off and landing and the possibility of a Dutch roll problem. Two (2) typed pages.
SST cabin arrangement [Memo to Maynard L. Pennell from William H. Cook, December 11, 1964]
Memo to Maynard L. Pennell from William H. Cook, subject: "SST cabin arrangement," December 11, 1964. Letter is cc'd to L. T. Goodmanson, V. Hudson, H. Lacey, R. Little, and B. Williams. Discusses possible cabin arrangement and cabin priorities for a supersonic passenger jet. Two (2) typed pages.