Online Books by
W. Thomas Blackshear
(Blackshear, W. Thomas (Walter Thomas), 1936-)
Books from the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Blackshear, W. Thomas (Walter Thomas), 1936-: An analytic study of the magnetic field encountered by artificial earth satellites in circular orbits (National Aeronautics and Space Administration :, 1964), also by Ward F. Hodge (page images at HathiTrust)- Blackshear, W. Thomas (Walter Thomas), 1936-: Midcourse-guidance procedure with single position fix obtained from onboard optical measurements (National Aeronautics and Space Administration ;, 1967), also by Harold A. Hamer, Katherine G. Johnson, and Langley Research Center (page images at HathiTrust)
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