GRAND COULEE MYSTERY: A Story of the Engineers.
Garden City, New York: Doubleday, n.d. (c 1941.). Hardcover - Adventure story about the beginning of the construction of the Grand Coulee Dam on the Columbia River in the state of Washington, built in the 1930's and the largest concrete dam in the United States. Printed for The Parents' Institute, Inc as a title in the 'Teen-age Mystery Classics' series, no date (only orig copyright), probably late 50's or early 60's, bound in dark blue cloth with red magnifying glass on front cover with 'Teen-age Mystery Classics' inside, red panel with title in dark blue on spine. One of a series of books published in a uniform binding. 284 pp
Condition: Very good condition, lacking the dj.