<#perf=perforations> privately applied to <#imperf=imperforate> <#stamp=stamps> by The Attleboro Stamp Company, The Brinkerhoff Company, The Farwell Company, International Vending Machine Co., The Mailometer Co., The Shermack Co., and U.S. Automatic Vending Co. These privately <#perf=perforated> stamps were sold in <#coil> format for use in <#vendmach=vending machines> and <#affix=affixing machines>.