my dad has some paper shells around in 12,16 and 20 gauge. a few boxes of each. 1 box i think was smith and wesson brand,not sure what gauge they are. a cousin on my dads side did not want the 16 and 20 anymore,so he gave them to my dad. grandad,dad and my uncles used to use paper shells for small game hunting,olympic brand if i recall right,shells made in poland #6,#7 1/2. still has a few boxes of those around too. if stored in a cool, dry place they should fire fine. not sure on paper buckshot,but dad recalls buying 5 and 25 round boxes of buckshot many years ago. now its 5's only. gunbroker had a listing of 12 ga. plastic, remington made 3" #1 buck in 25 rd boxes at 15.00 per box.