This collection of papers from Senator Hiram W. Johnson is comprised of materials related to the Colorado River, Boulder Canyon, Boulder (Hoover) dam, the Colorado River Commission and Compact, and other water related concerns associated with these topics. Materials include memoranda, publications with articles or other contents pertaining to the Colorado River, and Congressional materials (such as published versions of speeches and House and Senate legislation).

This collection of papers from Senator Hiram W. Johnson is comprised of materials related to the Colorado River, Boulder Canyon, Boulder (Hoover) dam, the Colorado River Commission and Compact, and other water related concerns associated with these topics. Materials include memoranda, publications with articles or other contents pertaining to the Colorado River, and Congressional materials (such as published versions of speeches and House and Senate legislation).

This collection of papers from Senator Hiram W. Johnson is comprised of materials related to the Colorado River, Boulder Canyon, Boulder (Hoover) dam, the Colorado River Commission and Compact, and other water related concerns associated with these topics. Materials include memoranda, publications with articles or other contents pertaining to the Colorado River, and Congressional materials (such as published versions of speeches and House and Senate legislation).

This collection of papers from Senator Hiram W. Johnson is comprised of materials related to the Colorado River, Boulder Canyon, Boulder (Hoover) dam, the Colorado River Commission and Compact, and other water related concerns associated with these topics. Materials include memoranda, publications with articles or other contents pertaining to the Colorado River, and Congressional materials (such as published versions of speeches and House and Senate legislation).

Facsimiles of documents related to the Colorado River Commission. The original folder was labeled "Courtesy Hoover", referring to Secretary of Commerce Herbert Hoover.

This collection of papers from Senator Hiram W. Johnson is comprised of materials related to the Colorado River, Boulder Canyon, Boulder (Hoover) dam, the Colorado River Commission and Compact, and other water related concerns associated with these topics. Materials include memoranda, publications with articles or other contents pertaining to the Colorado River, and Congressional materials (such as published versions of speeches and House and Senate legislation).