Schermack Stamp Machines, circa 1920s. They were invented by my 2x great-uncle, Joseph J. Schermack, Jr., known for inventing vending and mailing machines, along woth private postal perforations. #familyhistory #detroit #detroithistory #schermackcompanies #schermackgenealogy #stampvendingmachine #stampcollection #stampcollector #genealogy #falknerjarrell #vending #vendingmachines #schermack #josephjschermack #familyphotos #ancestry #history #knowyouroots #antiquephotograph #family #vintagephotography #oldphotos #patent #inventor #inventions #oldpatent #postalhistory #perfin #stampperforations

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