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Project Echo:
boresight cameras for recording antenna pointing accuracy /
by K. L. Warthman.

APA Citation

Warthman, K. L., United States. National Aeronautics and Space Administration. (1961). Project Echo: boresight cameras for recording antenna pointing accuracy. Washington, D.C.: National Aeronautics and Space Administration .

MLA Citation

Warthman, K. L, and United States. National Aeronautics and Space Administration. Project Echo: Boresight Cameras for Recording Antenna Pointing Accuracy. Washington, D.C.: National Aeronautics and Space Administration , 1961.

Warning: These citations may not always be complete (especially for serials).