does your husband hunt?
A Browning BAR or HK 770 sporting both semi auto sporting rifle's may be what he'd like. they are both good hunting guns and use ammo he shoots.
Walmart.com: Browning BAR ShortTrac 308: ARCHIVE
Kel Tec RFB 7.62x52 (new)
Kel-Tec 7.62x51mm RFB Bullpup Carbine
if you want to buy a antique thers the odd stuff like Remington 81 in .300 savage and Winchester 1887 10gage lever action shotgun.
a old prison guard rifle in .35 remWinchester 1887 Lever 10 Gauge, Antiques, Gun Library : Cabela's
Winchester 1895 leveraction's for saleWinchester Model 1895 Rifles For Sale
Rossi ranch hand leveraction handgunTaurus Thunderbolt Pump-Action Rifle
the .45colt pump rifle