Sprengel, Matthias Christian, and Chodowiecki, Daniel Nikolaus,
"1. Americanischer Scharffschüzer oder Fäger Rifleman. 2. regulaire Infanterie von Pennsylvanien"
(1784).
Prints, Drawings and Watercolors from the Anne S.K. Brown Military Collection.
Brown Digital Repository. Brown University Library.
https://repository.library.brown.edu/studio/item/bdr:234289/