Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
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Additional Formats
[George O. Abell {ltr JGPortertoISB; c.ltrs ISB to Earle H. Warner; c.ltr GOA to JGPorter}; Philip H. Abelson; Leason H. Adams; Walter S. Adams {items re his death: incl ltrs to various societies & journals from ISB; brief obituaries by ISB; ms. obituary by Alfred H. Joy; ltrs of condolence from various individuals to ISB incl GAbetti, JHOort-folded, & HSpencer-Jones}; Ajax Engineering Corporation {A. W. Nash}; J. P. Aldworth]
Bowen
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Additional Formats
[A. J. Haagen-Smit; F. T. Haddock; George Ellery Hale; John S. Hall {incl c.ltr JSH to DHSadler; ltr ISB to JSH, LGHenyey, & AEWhitford}; Guillermo Haro {incl c.ltr GH to BHRule; c.ltr LPlaut to GH}; R. G. Harrington; George R. Harrison {incl c.ltr HWB to GRH}; Harshaw Chemical Company; Harvard College Observatory; Takeo Hatanaka; H. LAwrence Helfer {c.ltr HLH to JLGreenstein; c.ltr JLGreenstein to HLH; note OCWilson to ISB}; Louis G. Henyey]
Bowen
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Additional Formats
[William P. Bidelman {incl c.ltr HSCzaplicki to WPB}; Adriaan Blaauw {re H. van Woerden}; Renate Böhme {Kösel-Verlag}; Bart J. Bok{incl c.ltr HWB to BJB}; Edward W. Bower; Kent Brandley {YMCA. folded}; John C. Brandt]
Bowen
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Additional Formats
[George O. Abell {incl memo JLGreenstein to ISB; c.memo JLG to RMinkowski, OCWilson, & ISB}; Philip H. Abelson; Helmut Arthur Abt {incl c.ltr OCWilson to HAA}; Leason H. Adams; Imam I. Ahmad; Harold Lee Alden; --Alexander; Lawrence H. Aller; Dinsmore Alter]
Bowen
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Additional Formats
[George O. Abell; Fazal Ahmed; Lawrence H. Aller {incl ltr ISB to Athenaeum}; Dinsmore Alter; Mahmoud K. Aly {folded; incl c.ltr LAD to MKA}; American Association for the Advancement of Science; American Astronomical Society {J. Allen Hynek}; R. Ananthakrishnan {folded}; Oscar Arnal; Halton Christian Arp; The Austin Company {Walter E. Hagen}]
Bowen
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Additional Formats
[John Caffrey; Charles I. Campbell {NAS}; Frank Capra; Edwin F. Carpenter {C.proposal EFC to NSF}; Case Institute of Technology; G. Cayrel; Joseph M. Chamberlain; S. Y. Ch'en {incl ltr Henry Allen Moe to ISB}; A. C. Childs; Gerald M. Clarke {folded}; Arthur Dodd Code {incl c.ltr ADC to OCWilson}; C. D. Colchester {Marconi's Wireless Telegraph Co., Ltd. --incl ltr JSVWalton to ISB}; E. E. Coleman {c.ltr EEC to BHRule}; J. Gordon Cook; George W. Corner; Credit Bureau, Covina, California; Cross-Courtenay Ltd. {F. V. Fox}; Harry E. Crull {incl c.ltr JLGreenstein to HEC}]
Bowen