How Did They Do That? Wonders of the Far and Recent Past Explained. By Caroline Sutton, Published by Harper Collins, 1984.
 
Reference, Curiosities & Wonders
 
ISBN-10:  0062018515
ISBN-13:  9780062018519
 
The totally satisfying answers to more than 100 questions that drive normal people—not to mention infomaniacs & trivia buffs—crazy. Questions about matters great and small, from ancient times to yesterday.

*How did Beethoven compose when he was deaf?
*How did they discover the Hope diamond?
*How did they start the Guiness Book of World Records?
*and more . . .
 
Paperback. Secure binding with light wear to extremities. 384 pages.
Illustrated with illuminating technical drawings and unusual vintage photographs.