A comparison of alternate formats for the portrayal of terrain relief on military maps /

by Farrell, John Patrick, 1939-
Published 1979

A comparison of alternate formats for the portrayal of terrain relief on military maps /

by Farrell, John Patrick, 1939-, Potash, Lawrence M.
Published 1979

Development of light-attenuating devices (LADS) to simulate night visibility during daylight /

by Bleda, Paul R., Farrell, John Patrick, 1939-
Published 1979

An approach to assessment of relief formats for hardcopy topographic maps /

by Potash, Lawrence M., Farrell, John Patrick, 1939-, Jeffrey, Thomas E., 1911-
Published 1979