United States, Advertising Covers. 19th & 20th Century collection of over 250 mostly illustrated advertising covers, excellent range of topics include bicycles, tobacco, horticultural, transit, horse training, harness, racing, whiskey, sewing machines, buggies & wagons, church goods, whips, fraternal, hotels, machinery, etc; some multicolored; condition generally F-VF, please inspect. Estimate  $1,500 - 2,000. $0