Venus - Ionosphere and atmosphere as measured by dual frequency radio occultation of Mariner 5
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Engineering topics
Publications and source records attributed to Howard, H. T..
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Continuous wave signals from Lunar Orbiter I after reflection from lunar surface, noting mapping use
Radar measurement of differential group delay to moon, showing large differences in total cislunar electron content above 1000 km in solar and antisolar directions
Cislunar electron density determined by radar group delay measurements
Two lunar radars used to measure total integrated electron density between Earth and Moon during three nights and two mornings in December 1964
Lunar radar echo measurments to determine size and electron density of earth magnetospheric wake
Radar measurement of total cislunar electron content
Branch-fed variable-phase 20 to 55 mc antenna array for radar studies of Moon, cislunar gas and solar corona
Ground-based bistatic radar astronomy technique using distantly spaced receiver and transmitter in trial measurement of lunar angular size
Radar astronomy studies - very high and high frequency antenna array design