Proposal for galactic and solar cosmic ray studies on OGO E and G
Integrated set of three detectors for galactic and solar ray studies of OGO-E and OGO-G
Engineering topics
Publications and source records attributed to Ludwig, G. H..
Integrated set of three detectors for galactic and solar ray studies of OGO-E and OGO-G
Proposed orbiting geophysical observatories and their ground support systems for studying the earth and the earth-sun relationships
Cosmic ray detection by explorer xii satellite - orbiting geophysical observatory
Cosmic ray experiments for explorer xii and the orbiting geophysical observatory using geiger- muller counters, and scintillation counter telescopes
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