Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
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Additional Formats
[T. J. Obst; Mrs. R. L. Oosterhoff-Baldow; J. R. Oppenheimer; Ordnance Department {Leslie E. Simon; John B. Morgan}]
Bowen
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Additional Formats
[Oberlin College Development Program {Walter K. Bailey}; D. O'Connell; Frederick J. O'Connor; Jan H. Oort {incl c.ltr JHO to BLindblad}; Robert R. Oppel; Thomas H. Osgood; John Osterberg {incl ltr JO to LAD}; Oxford University Press {Richard O. Paterson}]
Bowen
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Additional Formats
[J. Samuel Salvo; James Schenck; Cor Scheffers; Margaret Hale Scherer; Herbert W. Schneider {incl c.ltr JAAnderson to HWS; ltr HWS to JAAnderson}; Martin Schwarzschild; The Science Press {Ruth H. Little}; G. D. Shallenberger; J. Shearer; Hiram Wilson Sheridan; Leslie E. Simon {director, Ordnance Department, Ballistics Research Laboratory, Aberdeen}; Edmund W. Sinnott; Charlotte M. Sitterly; V. M. Slipher; Gilbert B. L. Smith {Naval Ordnance Station, Inyokern}; Harvey C. Smith; W. R. Smythe; James T. Spalding; Sir Harold Spencer-Jones; Armand N. Spitz; Robert G. Sproul]
Bowen
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Additional Formats
[Donald L. Obendorf; D. O'Connell; R. D. Oliver; Donald E. Osterbrock; Oxford University --Balliol College]
Bowen
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Additional Formats
[Walter Baade; Horace Welcome Babcock {memos: re solar event 8/13/53; "Gaussgrapher for 150-foot Tower"}; James G. Baker; Ballistic Research Laboratory, Aberdeen Proving Ground; M. K. Vainu Bappu; William A. Baum; W. N. Beadle; J. W. Beams {incl c.ltr JWB to LPEisenhart}; W. D. Bemmels]
Bowen
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Additional Formats
[Irene F. Thuli; L. Thuriaux; C. B. Tibbetts {Los Angeles Chamber of Commerce}; Tihomir R. Tillcheff; Tinsley Laboratories, Inc. {Robert T. Smith, ltr to DOHendrix}; B. Tomczak; Maude E. Torrance; Robert J. Trumpler; F. G. Tucker {Oberlin College}]
Bowen