Houghton Mifflin, c1956. FIRST EDITION, 12th printing (early to mid 1960s.) Very good condition, blue boards with gilt lettering, square and solid book with bright boards and lettering, internally sound and unmarked; map intact on rear end paper. Original illustrated brown dust jacket very good condition in mylar cover, 1/4 to 1/2 " wear and tear to top spine end. Light wear to top edge, some darkening to all edges. Original price ($5.95) present on flap. Lightly worn collectible copy of this first US release classic. 416 pages.