World's largest harmonica collection

Harland Crain and his "World's largest harmonica collection"

Harland Crain plays a Hohner harmonica at his home in Chesterfield, Mo.

A PlayRola Organ with a crank to turn a paper music roll dates to 1925.

A 1917 harmonica produced by the Ands. Koch Co. is shaped like the Emden, a World War I German warship.

Crain has amassed more than 5,700 pocket-sized musical instruments during the last 20 year

Like many vintage wind instruments, Schmid’s Harmonjet was manufactured in Germany

A rare Pipeolion harmonica outfitted with 10 small brass trumpets dates to 1910.

Boomerang-shaped harmonicas were popular in Australia during the 1920s and 1930s.

Antique harmonicas in their original boxes are stored in wooden Hohner display case.