Try oldguns.net
try the military forum on gunbroker.com they will help you on this
Between May 1943 and February 1944.
.22 cal
Around 1886.
No way to answer without a maker and serial number.
1892
32 cal. ?? made 1918
if a 32 cal. made about 1917
1915
You will have to cal S&W
1912
1915