Denis R. LeBlanc
United States. General Accounting Office
Unknown Author
United States. Board of Engineers for Fortifications.
Xinguo Zhao
Calvin Goddard
United States. Navy Dept. Bureau of Ordnance
Baoyuan Wang
Stockton, Robert Field
United States. Army. Ordnance Dept.
John Adolphus Bernard Dahlgren
Graham Leslie Wulf
W. E. Woodbridge
Hippolyte Sebert
United States. Army. Corps of Engineers.
David Duncan
United States. Board on Fortifications or Other Defenses
Hyde, Anthony
Albert B. Christman