Only three letters and a Resolution in this folder. A letter (4/2/53) from Paul K. Walp (Executive Secretary, Colorado River Board of California) to Wilson re/ information for the newly elected congressman about matters relating to the Colorado River; a copy of a letter (7/9/53) from Wilson to the Interior & Insular Affairs Committee re/ the effects of flood control projects as proposed by H. R. 5731 on Congressional District 30 & its constituents & Wilson’s support for sea water conversion to potable water; a letter (11/16/53) from John C. Lutkin (SecretaryTreasurer, American Water Works Assn., CA Section) & attached “Resolution” re/ opposing the Central Arizona Project with its potential cost of “$2,075,729,000 or more on the taxpayers of the entire nation, without any equivalent contribution to the national welfare.”