Description

Letter to M. Klein, dated June 29, 1972; Transit Sonar product data (2 copies); Towed Surveying Asdic product data; MS 43 Side-Scan Sonar System product data; MS 47 Side Scan Sonar product data; Letter to William K. Junior from William Smith, Area Sales Manager, dated 2/14/1980; MS 48 Hydrographic Echo Sounder product data; Marine Talk, Issue No. 3, Dec. 1979; Marine Talk, Issue No. 4, Sept. 1981; Miscellaneous articles