Charles Percival was a time keeper for the local Boston Massachusetts chapter of the L.A.W. He also ran the Bicycle Emproium on Worcester Street in Boston. This area of Worcester Street ,in downtown Boston, was called bicycle row in the early 1880's.
This small bugle was manufactured by Henry Keats of London for Percival's Bicycle Emporium. It measures about 8 inches long and has three turns.