Additional Formats
Thermal Compensation (DTM Image Tube)
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Single Mirror 1:1 Reimaging
Additional Formats
[Incl c.ltr BHRule to Donald A. Loomis {Custom Optics}; c.ltr Henry Mazy {Amersil} to BHRule; c.ltr Robert R. Shannon to BHRule; 3 memos BHRule to ISB; ltr James L. Woods {Perkin-Elmer} to ISB; ltr WABaum to ISB; c.ltr ISB to WABaum; c.ltr R. R. Beyer {Kodak} to WABaum; c.ltr E. Y. Laytty {Corning} to BHRule; ltr Sidney Weiser {Weiser/Robodyne} to ISB; ltr Paul Lee to ISB; c.ltr ISB to PLee]
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Planetary Achromat
Additional Formats
[Incl c.ltr BHRule to Gordon Wares; ltr Robert L. Milkis to ISB; c.ltr WABaum to Max Bray; ltr WABaum to ISB; memo "Preliminary Tests on New Color-Correcting Lens for 24-Inch Lowell Refractor," by WABaum]
Bowen
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S -- MISCELLANEOUS (Sterling-Struve) [28]
Additional Formats
[Sterling Publishing Co.; Kaj Aage Strand; Bengt Strömgren {incl c.ltr BS to WABaum; ltr D. L. Crawford to ISB; ltr ISB to DLCrawford; c.memo HWB to BS}; John Strong; Otto Struve]
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Cassegrain-Schmidt Image Tube Camera [#2]
Additional Formats
[Incl c.ltr ISB to WABaum]
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K -- MISCELLANEOUS [37]
Additional Formats
[Karnatak University; Philip C. Keenan; Ketchum, MacLeod & Grove, Inc. {Robert I. Standish}; Milton Jay Kimmel {ltr ISB to Indiana Local Board #22, Selective Service System; c.ltr MJK to MATuve}; Ivan King {incl c.ltr IK to WABaum; c.ltr WABaum to IK}; B. F. Kingsbury {Educational Services, Inc. Incl c.ltr ARSandage to BFK}; Zdenek Kopal; Gerard P. Kuiper{incl c.ltr GPK to HWB}]
Bowen