Additional Formats
Single Mirror 1:1 Reimaging
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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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Thermal Compensation (DTM Image Tube)
Additional Formats
[Incl ltr WABaum to ISB; c.ltr BHRule to HWB]
Bowen
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K -- MISCELLANEOUS (Karan-Kopal) [32]
Additional Formats
[Jon O. Karan; Basil N. Katem; Philip C. Keenan; Abdul Majid Khan {incl ltr Charles H. Smiley to ISB; c.ltr ISB to AEWhitford}; Ruth F. Kilby; Milton Jay Kimmel {incl c.ltr MATuve to MJK; c.ltr WABaum to Indiana Local Draft Board #22; c.ltr ISB to Board #22}; Ivan King; R. Kingslake {Eastman Kodak --re Ives Medal. Incl c.ltr RK to JStrong}; Horst Köhler; Zdenek Kopal {incl c.ltr OStruve to Mitroslav Plavec}]
Bowen
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Cassegrain Schmidt [#1]
Additional Formats
[Incl c.ltr WABaum to Don E. Davidson; c.4 ltrs ISB to WABaum; ltr WABaum to ISB]
Bowen
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H -- MISCELLANEOUS [44]
Additional Formats
[John S. Hall {c.ltr JSH to John Irwin}; Robert Hardie {c.ltr WABaum to RH}; Emerson Hartong {ltr of passage ISB}; Sherwood K. Haynes; John F. Heard {folded}; George H. Herbig; Byron Hill {incl ltr MtWilson & Palomar staff to ISB}; W. A. Hiltner {c.ltrs BHRule to WAH}; W. G. Hingston; Arthur R. Hogg; Holiday {Carl L. Biemiller}; Erik Holmberg; Ralston Holmes; J. Hopmann; Fred Hoyle; Edwin P. Hubble; C. M. Huffer; Milton L. Humason]
Bowen
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12-Inch Apochromat
Additional Formats
[Incl c.ltr John D. Naylor {Perkin-Elmer} to RFHoward; c.memo G. K. Schnable to R. B. Dunn; ltr Darrell Hill {Perkin-Elmer} to ISB]
Bowen