Manuscripts
Diaries
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Diary
Manuscripts
Early months consist of diary-type entries, general comments on Sinclair's movements and activities. Later in spring, entries largely dollar amounts, expenditures on items. July - September largely blank.
mssSinclairhh
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Diary
Manuscripts
Daily entries fairly complete Jan.-Aug., remaining months of the year left blank. Work notes and details of trips to survey various terrains.
mssSinclairhh
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Diary
Manuscripts
Entries for most days in January and early February. Most of remainder of year left blank except for some August entries. Primarily entries work and social notes.
mssSinclairhh
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Diary
Manuscripts
Opening note - "Notes taken on trip June and July 1901 Kern and Kings rivers. D.C. Hauer, Jr., A.W. Sinclair, H.H. Sinclair." Notes include times and places, meal times, arrival and departure times.
mssSinclairhh
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Notebooks, Diaries, and Ledgers
Manuscripts
The Henry H. Sinclair papers number more than 1,600 items, including diaries, journals, newspaper clippings, and extensive personal and business correspondence. The complete date range is 1802-1937 (bulk dates 1909-1914). Subject matter includes mostly business matters of the Great Western Power Company, Palmer Oil Company, Mt. Hood Railway and Power Company, etc.; diaries and notebooks concerning power plant inspection trips, mostly to the Kern River in California; the Pasadena Tournament of Roses Association; the California to Honolulu yacht races. The collection also includes the papers of his son, Arthur W. Sinclair, pertaining to California Delta Farms, Inc. The collection also contains a diploma from Sinclair's membership in the American Institute of Electric Engineers and a manuscript, by Englishman Thomas Cowper, of calculations regarding a solar eclipse on June 24, 1778.
mssSinclairhh