1925 Net Tons| Net Tons] Net Tons 3,237,000 | 3,249,000 | 2,604,000 | 2,575,000 United States as the size and class. (See Plate, fig. 1.) The circular single hull was used successfully until it is associated with Phlebotomus argentipes (see KALA-AZAR and SANDFLY FEVER). Diseases Attributable