Hopkins and Allen were one of the better arms makers.
They made many rifles, shotguns, and pistols (Merwin-Hubert).
They had a fixed price contract to make 91 Mausers, WW1
caused costs to go up they went bankrupt.
The Hopkins & Allen Memorial Socieity HAAMS)
puts out a news letter to collectors
AVIL ONZE PUBLISHING
Post Office box 187
Delphos Ohio 45833
Warning: Once you start looking into this stuff there is no cure, or end.