Barrel organ manufacture, workshop entrance, gate with perforated metal disk, Grassau, Upper Bavaria, Bavaria, Germany, Europe

Barrel organ builder, workshop, man blowing into sound post, checking tones with his mouth, Grassau, Upper Bavaria, Bavaria, Germany, Europe

Barrel organ, Helikon, Punch and Judy design with perforated disk, Grassau, Upper Bavaria, Bavaria, Germany, Europe

Barrel organ, proper function of bellows is checked with driving crank, Grassau, Upper Bavaria, Bavaria, Germany, Europe

Barrel organ, proper function of bellows is checked with driving crank, Grassau, Upper Bavaria, Bavaria, Germany, Europe

Barrel organ, proper function of bellows is checked with driving crank, final adjustment, Grassau, Upper Bavaria, Bavaria, Germany, Europe

Barrel organ, proper function of bellows is checked with driving crank, final adjustment, Grassau, Upper Bavaria, Bavaria, Germany, Europe

Barrel organ manufacture, perforated metal disk is placed on pin circle to check sounds, Grassau, Upper Bavaria, Bavaria, Germany, Europe

Barrel organ, sound pickup system, worm gear wheel with metal rod as a crank gear, Grassau, Upper Bavaria, Bavaria, Germany, Europe

Barrel organ, comb for sound pickup on the finished organ casing, pin circle for perforated disk, crank guide over sound pickups, Grassau, Upper Bavaria, Bavaria, Germany, Europe

Barrel organ, bellows, plywood, vents, covered with leather pieces and strips of cardboard, valves for suction and exhaustion of air, Grassau, Upper Bavaria, Bavaria, Germany, Europe

Barrel organ builder, finished organ is inserted into the case, Grassau, Upper Bavaria, Bavaria, Germany, Europe