1. Load line. Regulations for establishment of load lines for merchant vessels of 150 gross tons or over when engaged in foreign voyage by sea (Great Lakes excepted). Sept. 15, 1935, edition. Bookmark Corporate/Agency Authors: Navigation and Steamboat Inspection Bureau and Commerce Department Publisher: Navigation and Steamboat Inspection Bureau Date: 1935 SuDoc number: C 25.6/3:L 78/935