Harmonica

Harmonicas are miscellaneous items in Fallout 3 and Fallout: New Vegas.

Characteristics
They are only useful as Rock-It Launcher ammunition. They are somewhat rare except for random placement in containers or on creature bodies.

Fallout 3

 * Merchants that specialize in miscellaneous items may have on for sale.
 * Feral ghoul (Fallout 3)|Feral ghouls]] and centaurs have a chance to carry junk items, including harmonicas.
 * Trogs also carry junk items occasionally, including harmonicas.
 * Occasionally, swampfolk carry harmonicas.

Fallout: New Vegas

 * Feral ghouls and centaurs have a chance to carry junk items, including harmonicas.