peace-bomb

A Dictionary of Aviation · 1911 · p. 20

‘pris,bem x. [also spelt peacezbom] a bemzlike m1 zl used for peaceful purposes; one of the medal-like disks drept from a friendly airship, intended as a symbol of peace, or as an advertisement, destind to be pickt up and kept as a souvenir by the people upon the earth below.