1. Los Angeles County Flood Control District Comprehensive Plan Identifier: CAC_CC_053_4_0000_1_91 Contributing Institution: Carl Albert Congressional Research and Studies Center, University of Oklahoma, Norman, OK Collection: John William "Elmer" Thomas Collection Title: Los Angeles County Flood Control District Comprehensive Plan Date: 1941-10-01 Creator: unknown Topic: Flood Control--Oklahoma Congress: 77th (1941-1943)
![["Create a concise and logical summary using the title from the TITLE column and the text in the summary: This is a comprehensive map created by H.E. Hedger, providing detailed geographical or thematic information. Dimensions: 053 x 4 (inferred from ID components)."]](https://jones-2.s3.us-east-1.amazonaws.com/John%20William%20Elmer%20Thomas%20Collection%2FMaps,%20CAC_CC_053_4_0000_0000_0000%2Fthumbnails%2FCAC_CC_053_4_0000_1_91_thumbnail.jpg "Los Angeles County Flood Control District Comprehensive Plan")