Vintage Hardcover The Chord of Steel: Alexander Graham Bell and the Invention of the Telephone by Thomas B. Costain, 1960

First edition vintage hardcover The Chord of Steel: Alexander Graham Bell and the Invention of the Telephone by Thomas B. Costain. Printed in 1960, this is in good condition complete with dust cover and is a detailed and personalized account of how Alexander Graham Bell made his great invention. The author has been able to bring a good deal of new information to his account of the invention of the telephone.