try: midwayusa.com
centerfire
163974 J
yes
about 1912
It stands for the word "cartridge"
100-1000 USD
The Colt police pocket positive 32 police ctg made in Hartford, is valued at $800 in excellent condition. It is valued at $400 in poor condition.
10-100 usd
about 1913
About 1915
about 1910