i bought the firearms leagaly in december 2012
Remington
They did not make firearms. They contracted with makers of firearms to put their name on the firearms they bought.
Remington bought them.
$10-$20
No. Bought by Remington.
10-100 USD
$250
Either bought out or went out of business
50-200 US Dollars
10-1000 USD depending on specifics.
BLue book of gun values, standard catalog of firearms, check the online gun auction sites to see if any have sold lately.