The collection consists of correspondence and reports concerning the Colorado River and flooding in the Imperial Valley, the Hetch Hetchy Project, Los Angeles water supply, the Southern Sierra Power Company, the salinity of San Francisco Bay and Sacramento-San Joaquin River Delta, flood control and irrigation projects, groundwater, and land appraisal throughout California and other western states.

The collection consists of correspondence and reports concerning the Colorado River and flooding in the Imperial Valley, the Hetch Hetchy Project, Los Angeles water supply, the Southern Sierra Power Company, the salinity of San Francisco Bay and Sacramento-San Joaquin River Delta, flood control and irrigation projects, groundwater, and land appraisal throughout California and other western states.

The collection consists of correspondence and reports concerning the Colorado River and flooding in the Imperial Valley, the Hetch Hetchy Project, Los Angeles water supply, the Southern Sierra Power Company, the salinity of San Francisco Bay and Sacramento-San Joaquin River Delta, flood control and irrigation projects, groundwater, and land appraisal throughout California and other western states.

Partial Contents: Appendices --Progress report of Senate Committee on Needles-Colorado River problems / W. P. Rowe --Testimony of Thos. H. Means, Needles situation, Colorado River --Testimony of M. C. Blanchard, chief engineer, coast lines, the Atchison, Topeka and Santa Fe Rwy.

The collection consists of correspondence and reports concerning the Colorado River and flooding in the Imperial Valley, the Hetch Hetchy Project, Los Angeles water supply, the Southern Sierra Power Company, the salinity of San Francisco Bay and Sacramento-San Joaquin River Delta, flood control and irrigation projects, groundwater, and land appraisal throughout California and other western states.

The collection consists of correspondence and reports concerning the Colorado River and flooding in the Imperial Valley, the Hetch Hetchy Project, Los Angeles water supply, the Southern Sierra Power Company, the salinity of San Francisco Bay and Sacramento-San Joaquin River Delta, flood control and irrigation projects, groundwater, and land appraisal throughout California and other western states.

The collection consists of correspondence and reports concerning the Colorado River and flooding in the Imperial Valley, the Hetch Hetchy Project, Los Angeles water supply, the Southern Sierra Power Company, the salinity of San Francisco Bay and Sacramento-San Joaquin River Delta, flood control and irrigation projects, groundwater, and land appraisal throughout California and other western states.

The collection consists of correspondence and reports concerning the Colorado River and flooding in the Imperial Valley, the Hetch Hetchy Project, Los Angeles water supply, the Southern Sierra Power Company, the salinity of San Francisco Bay and Sacramento-San Joaquin River Delta, flood control and irrigation projects, groundwater, and land appraisal throughout California and other western states.

The collection consists of correspondence and reports concerning the Colorado River and flooding in the Imperial Valley, the Hetch Hetchy Project, Los Angeles water supply, the Southern Sierra Power Company, the salinity of San Francisco Bay and Sacramento-San Joaquin River Delta, flood control and irrigation projects, groundwater, and land appraisal throughout California and other western states.

Includes letter by Thomas H. Means dated December 23, 1943, commenting on the survey that he supervised.