BB's or a single shot .177 caliber pellet.
Check YouTube for Marksman Repeater, I have found several that show you how to take it apart and put it back together
9mm rounds.
almost every kind of 7.62x39mm
Lincoln's Repeater uses .44 Magnum ammo.
Take it to a gunsmith for verification.
.45 ACP
You need to have it examined by a gunsmith to be sure.
Yes I have a bunch of airsoft gun's and i have used ammo that is the wrong size... and i clogged the gun and had to take it apart to get it out.
Standard 16 gauge shotgun shells.
You need to submit the kind of firearm is it? Pistol, rifle, shotgun?
.410 ammo
.380 ACP, also known as 9x17mm, 9mm Short, and 9mm Kurz.