Адаптация мортирки Вивьен-Бриссе в САСШ...
Ordnance - Types - Grenades - Offensive
[165-WW-391C-5]
https://catalog.archives.gov/id/45525404
[165-WW-391C-10]
https://catalog.archives.gov/id/45525414
Ordnance - Types - Grenades - Defensive [165-WW-391B-4]
https://catalog.archives.gov/id/45525393
[165-WW-391C-6]
https://catalog.archives.gov/id/45525406
Ordnance - Types - Grenades - Defensive [165-WW-391B-1]
https://catalog.archives.gov/id/45525387
Ещё фотографий с использованием французских мортирок
111-SC-1513 - Grenade Gun in Belgian Trenches
https://catalog.archives.gov/id/55164369
111-SC-2151 - United States Marines in France - French officer explaining hand and rifle grenades
https://catalog.archives.gov/id/55164369
111-SC-7481 - Vivian Bissieres (V.B.) rifle grenade in right hand. Trombon or (English) blunderbus attachment.
https://catalog.archives.gov/id/55175750
111-SC-10523 - Recoil testing device for V-B grenade. Aberdeen Proving Ground, Maryland.
https://catalog.archives.gov/id/55181379