Manuscripts
Background report on Charles H. Parker: incomplete copy
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Color-blindness report of Dr. B. Joy Jeffries: incomplete copy
Manuscripts
This report, done by Dr. Jeffries, was done for the city of Boston and is the result of testing done by the doctor in the public schools of Boston. This copy is incomplete and it ends mid-sentence on the 12th page. On the cover is a handwritten note: "Prof. John Tyndal [sic] with the Compliments of the Author."
mssHM 75952

Copy of report on Huntington Lake Dams by H. W. Dennis
Visual Materials
Copy of report on Huntington Lake Dams by H. W. Dennis - page 7: 23. Looking east from gatehouse, Dam #1 showing parapet & top berm. 24. Auxiliary Spillway looking west. 25. Upstream face of spillway, looking west. 26. View of spillway from bridge, showing leakage under angles at lip of spillways.
photCL SCE 02 - 21581
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Copy of letter to H. A. Parker
Visual Materials
The Harold A. Parker Studio Collection of Negatives consists of 5157 glass plate negatives, film negatives, and panoramic negatives, 1889-1949, that depict commercial, residential and landscape sites in and around Pasadena and Southern California. The images provide a look at the commercial, residential and social development of Pasadena and surrounding areas during the early years of the twentieth century. The collection is especially rich in images of residential architecture in Pasadena, Altadena, and San Marino; images of Lake Tahoe; depictions of, and activities at, the Raymond, Maryland, and Huntington Hotels in Pasadena; and the commercial, social and cultural landscapes of Pasadena. The collection also provides, through its breadth and depth of subject matter, an example of the career activities of a commercial photographer in Southern California in the early years of the twentieth century.
photCL 402

Big Creek, Huntington Lake Dams - Copy of report on Huntington Lake Dams by H. W. Dennis
Visual Materials
Big Creek, Huntington Lake Dams - Copy of report on Huntington Lake Dams by H. W. Dennis - page 8: 27. Looking up auxiliary spillway cut, showing bridge. 28. View of siphon spillway, training wall and bridge. 29. Looking down siphon spillway channel.
photCL SCE 02 - 21582

Big Creek, Huntington Lake Dams - Copy of report on Huntington Lake Dams by H. W. Dennis
Visual Materials
Big Creek, Huntington Lake Dams - Copy of report on Huntington Lake Dams by H. W. Dennis - page 1 1. Erosion of fill at Dam 2 after storm of December 1937. 2. Fill at Dam 3, 8/22/38 , showing erosion before repair work.
photCL SCE 02 - 21575
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Report on the development of storage on Santiago Creek
Manuscripts
A report prepared by Howells and Howells on the possibilities for water storage on the Santiago Creek in the Santa Ana Mountains, Orange County, California. The document reports on possible dam sites, engineering requirements for such structures, annual rainfall in the area, and more. The report includes about 20 blueline prints and fold-out maps (these are not included in the page count).
mssHM 83970