Rockwood gate, intake from Imperial Valley irrigation system, [s.d.]

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Description

Photograph of Rockwood gate, intake for the Imperial Valley irrigation system, [s.d.]. A tall concrete structure held up by a series of triangular bases stands at right, and a row of people stand atop it. A body of still water lies below the structure, and a small rowboat sits on the right corner of the foreground, behind a rocky area. Another cliffside can be seen across the concrete structure, at the far left.; Photoprint reads: "Rockwood Gate, intake for the Imperial Valley Irrigation system, situated about a mile north of the Mexican border on the Colorado River. This great concrete structure is intended eventually to serve a million acres on both sides of the international boundary."

Asset Metadata

Title Rockwood gate, intake from Imperial Valley irrigation system, [s.d.]

Subject dam sites (adlf), Dams (lcsh), General Subjects -- Engineering -- Dams -- Uncataloged (file heading)

Tags OAI-PMH Harvest

Place USA (countries)

Type images

Format 1 photograph : photoprint, b&w ; 26 x 21 cm. (aacr2), photographic prints (aat), photographs (aat)

Source California Historical Society (contributing entity), California Historical Society Collection, 1860-1960 (collection), Los Angeles Area Chamber of Commerce Collection, 1890-1960 (subcollection)

Publisher University of Southern California. Libraries (digital)

Repository Email specol@lib.usc.edu

Repository Name USC Libraries Special Collections

Repository Location Doheny Memorial Library, Los Angeles, CA 90089-0189

Rights Public Domain. Please credit both “University of Southern California. Libraries” and “California Historical Society” as the source. Digitally reproduced by the USC Digital Library.

Copyright Public Domain. Please credit both “University of Southern California. Libraries” and “California Historical Society” as the source. Digitally reproduced by the USC Digital Library.

Access Conditions Send requests to address or e-mail given

Permanent Link (DOI) https://doi.org/10.25549/chs-m20593

Identifier 35723 (accession number), CHS-35723 (call number), CHS-35723 (filename), chs-m825 (legacy collection record id), chs-c65-24494 (legacy record id), chs-m20593 (legacy record id)

IIIF ID [Document.IIIFV3ID]

DM Record ID 24494

Unique identifier UC130621

Legacy Identifier CHS-35723.tiff

Type Image

Internet Media Type image/tiff

Resolution 18.9 in × 13.2 in at 300dpi
48.1 cm × 33.5 cm at 300dpi

Inherited Values

Title Los Angeles Area Chamber of Commerce Collection 1890-1960

Description The more than 3,600 unique photographs of this collection document the Chamber's promotional efforts during the city's early years. In addition to stock photographs, there are pictures of the elaborate booths and displays that the Chamber prepared for use at state fairs and international trade shows. The photographic collection contains images showing the growth of important municipal enterprises, such as ground transportation systems, aviation, and shipping. In addition there are about 1,000 lantern slides in this collection -- not yet fully digitized.

Date Created 1860/1960

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