Abstract
This collection contains marine architectural subject files regarding vessel construction and conversion projects from 1901 to 1976. Most files are from the period 1940-1960. Many of Bartenfeld's projects involved vessels being converted to and from military uses in the World War II era. The technical aspects of shipbuilding are documented through files on technology and products related to vessel design. Bartenfeld's numerous patents on unloading devices for cargo vessels reflect his...