Over/Under Shotgun/Rifle Combos
Ernest Hancock"It seemed like I always had a rifle when I would've done better with a shotgun, and when I had the shotgun, it seemed like Id always get a couple of easy-takers that were just outside the shotgun range."
one i did see missing off the list was the M6 Scout Survival Rifle
http://survivalcache.com/survival-gear-review-m6-survival-rifle/