Soft cover notebook entitled ‘Cruise Notes, Shepard, AB 1/c, 19th Div.,” 7 x 8.5, bearing a printed black felt tip signature to the bottom right corner of the front cover, “AB Shepard, 19th Div.” The first 14 pages contain handwritten notes by Shepard in pencil during August of 1943, containing calculations, radio and steam formulas, diagrams, various locations of stars and celestial bodies through varying times of the day, and several pages of information pertaining to equipment operations, requirements, functions, and factors, including, “Quality for gas measured by: (1) Volatility, (2) Heating value, (3) Lack of impurities, (4) Octane number...Conditions influencing detonation: (1) Chemical composition of fuel, (2) Compression, (3) Temperature, (4) Time of ignition, (5) Shape of the combustion chamber, (6) Location of plug.” Light creasing and toning, and light wear to the cover, otherwise fine condition. This notebook comes direct from Alan Shepard’s estate in Derry, NH. RRAuction COA.
