Concord Massachusetts 1929 directory large folding city plan mapConcord, Massachusetts. (United States, New England, Walden Pond, Boston and Maine Railroad, Concord River, Fairhaven Bay). Issued 1929 Boston by Harold Howard for the Concord Directory. Uncommon early 20th century vintage lithographed folding city plan map. Printed on thin but sturdy bond paper which is nearly translucent. With original fold lines as issued. Well preserved, nice looking example with pleasing age patina, minor clean separations at a