Tenth Grade Resources for Teaching History in California
![](https://webarchive.library.unt.edu/eot2008/20090506153233im_/http://www.archives.gov/pacific/education/curriculum/images/los-angeles-river-m.jpg)
Los Angeles River, under construction by the US Army Corps of Engineers.
Record Group 77. NARA - Pacific Region (Laguna Niguel).
Various Standards: Correlation of
100 "Our Documents" to California State Standards
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