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Willingham, D. E.

Publications and source records attributed to Willingham, D. E..

Ranger VII photographic parameters

Tables of computer generated photographic parameters necessary for detailed interpretation of Ranger VII television camera pictures - trajectory and time-to-impact data

RANGER VII LUNAR PROBE↗

Ranger VIII photographic parameters

Tables of computer program generated photographic interpretation of selected Ranger VIII TELEVISION camera pictures

PHOTOGRAPH INTERPRETATION↗

Eyes on the moon.

Data processing procedures used on flights of Rangers VII, VIII and IX, evaluating lunar photographs

PHOTOGRAPH INTERPRETATION↗