Show A rare invention assistant postmaster hoop bays says that necessity se is not alono alone the mother of invention lie ile has found convenience veni ence to be a rightful parent to that youthful offspring in bis his department part ment nt he baa has use for a dozen rubber 8 stamps which have been kept in more or less inconvenient position by being suspended overhead it was a game of catch as catch can ai as the strings were eternally getting mixed mr hoop was equal to the emergency and with a pea pen knife for an implement and a soap box lid for material he be produced a wheel and this is suspended on an axis the rubber strings holding the a stamps are attached to the wheel their nee use ia Is reduced to a scientific luxury mr hoop calls the invention a hand me down rubber stamp special delivery |