First edition, first printing, complete number line. Hardcover measuring 5.25” x 7.5”, 293 pages including index. Book is solid with clean pages. The book was issued with no dust jacket. There is some rubbing and a scratch on front cover. Also, there is a small red bulb on the cover which would light up the reindeer nose - this bulb no longer lights. Please see photos.#christmas#science#holiday#hardcover#firstedition#nonfiction (Shelf 2B)