I couldn't find much either. I did find two things.
This at ancestry.com forums posted by a
Matt Cone:
http://boards.ancestry.co.uk/thread....ounties.warren
and this
CONE, Alfred Marion— Born in Panama, N. Y., Dec. 21, 1831; died
April 1, 1903. A cooper by trade, took up gunsmithing at Co-
lumbus, Pa.; later on North Centre St., Corry, Pa., and 331 Penn-
sylvania Ave. West, Warren, Pa. Made very accurate, finely
engraved hunting and match rifles, some side-hammers.
TK