Softcover, 64 pages, 2006.
Period photographs as well as pages from Alexander Graham Bell's original notebooks help paint a vivid portrait of the man who—from his first invention at age 11 (a tool to clean husks from wheat kernels) to his patent on hydrofoil improvements 64 years later—was always inventing.
Dimensions (in inches): 7-3/4 x 9-1/4.