Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
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Additional Formats
[J. L. Pawsey; Cecilia Payne-Gaposchkin; Richard S. Perkin {ltr RSP to DOHendrix; note DOHendrix to ISB}; R. M. Petrie; Ivan Peyches {incl ltr Eugene C. Sullivan (Corning) to ISB; ltr Ed. Condon to ISB}; John G. Phillips; Philosophical Library {Robert E. Pike; Ralph B. Winn}; H. H. Plaskett {incl c.ltr HWBabcock to HHP}; L. Plaut; Harry E. D. Pollock; Daniel M. Popper; Lloyd C. Pray; Nathan M. Pusey {re Harvard College Observatory directorship. Incl ltrs McGeorge Bundy to ISB]
Bowen
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[Tod Pace; Thornton Page {incl c.ltr TP to AHJoy}; Bernard Pagel; R. J. Palk; Robert A. R. Parker; P. W. Parsons; Benjamin F. Peery, Jr. {incl c.3 ltrs OCWilson to BFP; ltr BFP to OCWilson}; Lubos Perek; Perkin-Elmer Corp. {M. D. Rosenau; Margaret D. Wood}; R. M. Petrie {incl ltr re WBuscombe}; Poggendorf-Redaktion {H. Salié}; Daniel M. Popper; J. F. Power; W. T. R. Price {crank}; W. M. Protheroe]
Bowen
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Additional Formats
[S. Plakidis {incl ltr SP to MLHumason}; Lukas Plaut {incl c.ltr LP to WABaum}; Michael Plishner; H. F. Poppendiek {+2 photos}; Daniel M. Popper; J. G. Porter {folded}; Stuart Pottasch {National Bureau of Standards}; Lloyd C. Pray {Ohio Oil Co. Re HOWood estate}; Kevin H. Prendergast {incl c.ltr HWB to KHP}; George W. Preston; Maurice R. Price; Alois T. Purgothafer]
Bowen
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Additional Formats
[Walter T. Whitney; Belisario Ruíz Wilches {incl transl by Hannah S. Pettit}; W. L. Wilcock {incl 1 ltr Louise Lowen to WLW}; Rupert Wildt; Albert G. Wilson; W. A. Woods; R. v. d. R. Woolley {some flddd; incl 1 copy ltr Grubb, Parsons to RvdRW}; Fred E. Wright]
Bowen
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Additional Formats
[Thornton Page; George Pal; Anlouisa Pearson {incl 1 pamphlet "What Do You Think?" by AP & 1 booklet "Mind and Matter," by AP}; Richard S. Perkin; Alexander Pogo {incl 2 copies ltrs ISB to Paul Scherer; 2 ltrs H.E.D.Pollock to ISB; 1 copy ltr AP to Pollock; 3 copies ltrs ISB to Pollock}; Daniel M. Popper; Ernst W. Prinz {name spelled wrong on return ltr; incl booklet of poem by EWP}]
Bowen
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Additional Formats
[Pacific Optical Corporation {John L. Ryde; Eugene K. Thorburn; 4 photos}; Pasadena City Clerk; Cecilia Payne-Gaposchkin {incl c.ltr ASandage to CP-G}; Lubos Perek {incl 3 ltrs ISB to Wallace R. Brode; 3 ltrs WRBrode to ISB; ltr LP to WBaade; ltr LP to ARSandage}; C. J. Peterson; Lowell Peterson; Robert M. Petric; John Pfeiffer {c.ltr JP to MSchwarzschild}; Calvin Philips, Jr.; A. Keith Pierce {incl c.ltr AKP to GKeller}]
Bowen