TWO ANTIQUE POWDER FLASKS ONE IS COPPER ONE IS LEATHJER ONE HAS A CANON And BUGLE...COULD THAT ON B E MILITARY FLASK USED IN THE CIVIL WAR? the leatyher on e is stamped A. M. FLASK & CAP ....HAS THE BUGLE AND CANON TOO. thanks for any information on these. circa ? [otential value ? any info at all appreciated