A collection of letters, telegrams, memos & reports. Examples are: 2 Western Union telegrams & 3 letters (Sept. 1953-Jan. 1954) from Congressman Wilson & David S. Jenkins (Coordinator, Saline Water Conversion Program, Office of the Secretary, Dept. of Interior) re/ mutual interests in confering in San Diego “with seawater conversion advocates and to look over area as possible location for later construction of pilot plant;” 1 letter (3/15/54) from C.K. Sencebaugh (Professional Engineer, Mechanical Design, San Diego) & Wilson’s reply (3/24/54) re/ info. on seawater conversion interests in San Diego; 2 copies of letters (3/10 & 5/10/54) from David S. Jenkins (Coordinator, Office of the Secretary, Dept of Interior) re/ “possible utilization of ultra high frequency electric energy in saline water demineralization” & futher discussions with engineer C.K. Sencebaugh; 1 letter (4/2/54) from C.K. Sencebaugh (Sea-Water Conversion Limited) to Wilson & his attached copy of “revised brochure covering the SW-706 Seawater Conversion System . . . A practical approach to large scale sea-water conversion” (7 pp.); 1 letter (8/26/54) from David S. Jenkins (Director, Saline Conversion Program, Dept. of Interior) to R.S. Ross & Associates re/ matters “pertaining to Mr. C.K. Sencebaugh’s sea-water conversion system;” 1 copy of “Description of Saline Water Conversion Developments at Cambridge, Massachusetts, To Be Inspected August 1954, I-Ionics, Inc.” (9 pp.); a small collection of letters (1/55) from constituent Gilbert S. Wright, Congress-man Wilson, & David S. Jenkins (Dir., Saline Water Conversion Program, Dept. of the Interior) re/ interest of Mr. Wright & his son-in-law, in visiting the Ionics, Inc. Bager Manuf. Plant in Cambridge, MA, as well as visiting locations in England, & efforts by Wilson to facilitate these expections; 3 letters (Feb.-Mar. 1955) from Congressman Wilson, David S. Jenkins (Dir., Saline Water Conversion Program), & Lucien R. Gruss (Pres. & Treasurer of The Gruss Safety Strut Co., El Cajon, CA) re/ discussion of Mr. Gruss’ expertise in developing a generator for the Saline Water Conversion Program; 2 letters (3/22 & 3/23/55) from C.K. Sencebaugh (Mechanical Design, Profes-sional Engineer) to Congressman Wilson re/ “sea-water conversion system SW-706;” 1 copy of a letter (4/26/55) from Congrssman Wilson to San Diego Mayor Charles C. Dail re/ recent election & visit to S.D. of Director Jenkins; 1 letter (4/28/55) from constituent W.A.E. Hult & Wilson’s reply ( 5/2/55) re/ Mr. Hult’s interest in possibly using an “Atomic Reactor” in the Sea Water Conversion process; 2 letters (5/24 & 5/25/55) from Mayor Dail & Wilson’s reply (5/31/55) re/ discussion about Director Jenkins choosing San Diego as the “site for the sea-water conversion test;” 2 letters (5/27/55) from Colonel Ed Fletcher (Ed Fletcher Co.) & Wilson’s response (6/2/55) re/ Col. Fletcher’s corresp. with Director Jenkins & the possible use of a location near Solana Beach as the test site for the salt water conversion program; 2 letters (11/29/55) from Mayor Dail & an attached copy of a Dept. of Interior, 2 page, press release—“Solar Device Being Designed For Saline Water Program” (10/27/55) re/ Mayor Dail’s interest in this program, his letter to Sec. of Interior Douglas McKay & the formation “of top flight local scientists to advise the City” on this subject; 1 letter (1/24/56) from C.K. Sencebaugh & Wilson’s reply (1/26/56) re/ continued interest in the seawater conversion program, H.R. 9 & H.R. 10, & the need for “public enterprise” rather than private capital to initiate this program;” 1 letter (n.d.) from constituent Hal Ord & Wilson’s reply (1/27/56) re/ Mr. Ord’s interest in Imperial Beach as a site for the seawater conversion test facility; 3 letters (Mar. 1, 6, & 14, 1956) from Congressman Wilson, Senator William F. Knowland, & Glenn G. Havens (Pres., Narmco, Inc.) re/ potential water shortage in So. CA & comments about the unwise decision when “the House lopped off $50,000 from the Interior Appropriation last week,” & interst around the nation in the saline water conversion program; copies of 4 letters (3/56) from Joseph J. Strobel (Acting Dir., Office of Saline Water) & Congressman Wilson re/ “a survey of prospective sites for some of the experimental work of this office;” 1 postal card (3/16/56), 2 letters (3/13 & 3/19/56) from constituents Mrs. Elizabeth Boddy, C.H. Kerr, & David M. Miller (V.P. & General Mgr., Western Salt Co.) & Wilson’s replies (3/19 & 3/21/56) re/ Mrs. Boddy’s support for C.K. Sencebaugh & Mr. Miller’s belief that a sea water conversion program was in the national interest, his additional political commentaries, & his recommen-dation that Western Salt Co.’s property in South San Diego Bay would be a good location for a test site; 1 letter (3/21/56) from Glenn C. Havers (Pres., Narmco, Inc.), E.F. Terrar, Jr., Wilson’s Admin. Asst.’s reply (3/26/56) & attached copies of “Narmco Industries, March 9, 1956 To: Scientific Advisory Committee Subject: Abstract of report on Seawater Conversion” (2 pp.) & “Confidential Trip Report—Dr. Glenn C. Havers February 23, 1956” (9 pp.) re/ Mr. Havers, as chairman of an Advisory Committee appointed by Mayor Dail, comments on visiting a number of seawater conversion sites; 3 letters (4/5,4/20 & 5/25/56) from David S. Jenkins (Dir., Office of Saline Water, Dept. of the Interior) to Congressman Wilson & to Mayor Dail re/ recent trip to San Diego by representatives of the Office of Saline Water, “the warm hospitality and cooperation accorded” them & a notation that “the only city-owned site which may be suitable for Sea Water Experimental Test Station is that portion of the tract of land between Point Loma Boulevard and the South Jetty at Ocean Beach Park Annex;” copies of letters from (6/56) from Congressman Wilson & David S. Jenkins re/ continued discussion on site locations for the test station & a comment about Avalon’s City Manager (Santa Catalina Is.) being interested in a test station for the city; one 3 page letter (6/56) from Fred G. Aandahl (Office of the Sec. of the Interior) to Congressman Wilson & attached copies of “Office of Saline Water Installation of Seashore Test Facility Preliminary Estimate of Costs [$300,000]” & “Summary—2 Year Plan of Research and Development Saline Water Program—Revision May 15, 1956” re/ “three field tests planned for fiscal year 1957”—“The W.L. Bodger vertical distillation long tube . . . The Hickman still . . . [&] the deep basin solar still” with San Diego Harbor & Mission Bay mentioned as potential sites; 1 letter (6/25/56) from William Kopp (Pres., Ocean Beach Chamber of Commerce) & Wilson’s reply (7/25/56) re/ Ocean Beach Chamber of Commerce’s opposition to a salt water conversion plant being established in the Ocean Beach Recreation Area; copies of letters (8/30 & 11/10/56) from David S. Jenkins & from L.N. McClellan (Asst. Commissioner & Chief Engineer, Bureau of Reclamation, Dept. of the Interior) to San Diego Mayor Dail re/ discussion on a 10-year lease of 4.9 acres & use of the Hickman still for field testing; 4 letters (12/56) from David S. Jenkins, Howard Ogden (Property Supervisor, City of San Diego) & Mayor Dail re/ news article in Evening Tribune, “the splendid collaboration of the City,” details on “the lease site,” & “the instillation of the solar still . . . at the Mission Bay site” rather than use of the Hickman still.