Manuscripts
X, Y, Z -- miscellaneous
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B -- miscellaneous
Manuscripts
[Orland Baker (2); Hubert Barberis (3); C. C. Baum (1); Lee E. Brinkman (2); Ronald Brockman (1)]
mssHumason papers
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H -- miscellaneous
Manuscripts
[Eugene L. Hancock (1); Arthur T. Harvey (2); Arthur Holden (2); Robert E. Holzer (1); Roy M. Hubel (2)]
mssHumason papers
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H -- miscellaneous
Manuscripts
[W. S. Harmon Co. (1); Kenneth A. Harvey (2); The Haskin Service (4); Reed Leroy Hilton (2); Hayden Planetarium (Robert R. Coles) (3); Edwin B. Heaford (2); W. P. Heath, Jr. (5); Byron A. Hill (4); Henry Holt and Company, Inc., Publishers (2); James Dryden Hosken (3); Houghton Mifflin Company (1); William S. Huber (3); A. M. Hudson (2); Don Hughes (2); William W. Huse (1)]
mssHumason papers