Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
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Additional Formats
[{Mrs.} Alice MacIntyre {NRC}; R. E. Marshak; Margaret Matson; Sister Mary Therese, BVM; Nicholas U. Mayall; Donald H. Menzel {incl c.ltr DHM to WBaade}; G. R. Miczaika; Max B. Miller; Rev. Walter J. Miller, S.J.; William A. Miller; William C. Miller; Peter H. Millman; Rudolph Minkowski {& ADeutsch, Guido Münch, and SBNicholson}; Henry Allan Moe; Orren C. Mohler; George W. Morey; Guido Münch]
Bowen
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Additional Formats
[R. Minkowski; M. Minnaert; Orren C. Mohler; Irene Monahan; Lyle J. Moore; George W. Morey {c.ltr GWM to Harold C. Urey}; W. W. Morgan; T. M. Morse; Donald C. Morton; Guido Münch; K. J. Murata]
Bowen
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Additional Formats
[Orren C. Mohler {incl c.ltr OCM to RHerman}; Ann {Mrs. Leslie J.} Moore; William W. Morgan; Robert J. Muggleton; Guido Münch; Albert Murray; Bruce C. Murray {incl c.ltr BCM to Ellis Mott; c.ltr BCM to REGreen; c.ltr BCM to BAHill}]
Bowen
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Additional Formats
[J. Howard McMillen {NSF -re SYCh'en}; Frank J. McMullen; D. H. McNamara {incl ltr DHMcM to OCWilson; c.memo JLGreenstein to ISB}; E. J. Macomb; Sister Mary Therese, BVM; Robert Arthur Matthews {incl ltr written by RAM under pseudonym "Robert Florey"}; Thomas A. Matthews; D. M. May; N. U. Mayall; Donald H. Menzel {incl c.ltr OStruve to DHM; c.ltr OStruve to James Marshall; c.ltr DHM to David McK. Key; c.ltr ARSandage to DHM; c.ltr DHM to LSpitzer}; Paul W. Merrill; l. Mestel; G. R. Miczaika; William C. Miller; M. Minnaert; Alvin L. Mitchell; Henry Allen Moe; Orren C. Mohler; George W. Morey; William Wilson Morgan]
Bowen
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Additional Formats
[Bo Maung {crank}; Mrs. Margaret W. Mayall {incl c.ltr ISB to Mark Howarth}; L. G. Melville {incl c.ltr LAD to LGM; memo Edythe Baker to ISB}; Armando Mencía; Betty R. Mensack; Mrs. Mary Louise Black Menschel; John E. Merrill; Metachem, Inc. (U. Heubaum}; Gerhard R. Miczaika; M. V. Migeotte {incl c.ltr HWBabcock to MVM}; Rev. Walter J. Miller, S. J.; Orren C. Mohler; George W. Morey {incl ltr ISB to E. S. Farrow}; Louis F. Muller, Jr.; Luis Münch {incl c.ltr LAD to LM}]
Bowen
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Additional Formats
[Gunnar Malmquist {incl c.ltr BHRule to GM}; Marine Biological Laboratory Library {Mrs. T. H. Montgomery, Jr.}; Louis-René Martin; D. J. Martinoff; Max Mason; Leo Mattersdorf; Stephen May; Nicholas U. Mayall; Aden B. Meinel; Donald H. Menzel; Frieda S. Miller; Margaret (Mrs. Roswell) Miller; William Miller; Clark B. Millikan {incl c.ltr CBM to AHDickinson}; Samuel Alfred Mitchell; Orren C. Mohler; Edward J. Moore; George W. Morey]
Bowen