Secret of the Old Mill
By Unknown Author.
Description
Read by Bill Irwinapprox. 3 hours2 cassettesDetermined to learn the secret of the old mill, Frank and Joe employ a clever use to gain entrance and become trapped. There they unravel two mysteries, one involving a counterfeiting case and the other, a national security case their father is working on. - from Amzon
ISBN(s)
0448189038, 9780448189031
