(Dates) 3¢ Orange Brown, Types I-II, First Month of Use, 29 single franking covers, each with a different July 3rd to 31st 1851 townmark; nice range of towns including red Yonkers, N.Y., blue Syracuse, N.Y. intgral rate, blue Frederick, Md., blue Collinsville, Ct. with straight line "Paid" handstamps cancelling, Boston, Mass. with black and red small "Paid" in grid handstamp and U.S. Express Mail usages, blue Milwaukee, Wis., Detroit, Mich. with red cds and blue grid handstamp tying, etc., with at last ten four margin examples with many items plated, three covers with file folds affecting stamps, otherwise Very Fine or better. Scott No. 10, 10A  Estimate $1,500 - 2,000. $0 (Image)