Advertising Covers, 1851-1890s, better group of 34 covers including #11 on cover with New Free Stone Block ad showing piano, #65 on cover with John Stroup & Co. wholesale fish dealers cameo, #65 on Fitchburg Mass. YMCA fancy corner card, #65 on Musical Institute of Providence, #112 on cover with Emerson's Circular Saws illustrated corner card, #156 on blue cover with Chase Brothers Nurserymen illustrated ad, #157 on illustrated lawn mower ad cover and #158 on Martin & Negele tea ad showing China man, and includes Canada 3¢ on ad cover showing Man Playing Pool on front and Bowling Hall on reverse. Estimate  $600 - 800. $0 (Image)