The pictured AE handbook looks earlier than 1970.
Looks like Mr Croft was a busy guy. A search shows titles currently available:
American Electrician's Handbook
by Terrell Croft, C Carr, John H. Watt
1970 - 9th Edition
American Electrician's Handbook
by Terrell Croft, John H. Watt, Wilford I. Summers
1981 - 10th Edition
American Electrician's Handbook
by Terrell Croft, Wilford I. Summers
November 1987 - 11th Edition
American Electrician's Handbook
by Terrell Croft, Wilford I. Summers
August 1991 - 12th Edition
American Electrician's Handbook
by Terrell Croft, Wilford I. Summers
September 1996 - 13th Edition
American Electrician's Handbook
Terrell Croft / April 2002
Steam-Turbine Principles and Practice
Croft, Terrell, ed
Practical Electricity
Croft, Terral.
Practical Electricity Part II
Croft, Terrell
Steam Boilers
Croft, Terrell
STEAM-TURBINE PRINCIPLES AND PRACTICE.
Croft, Terrell (Editor).
