Model Engineer Index 1898 to Feb 2025

Year 1907
Date 24-Oct
Volume 17
Issue 339
Page 408
Category Answers to Correspondents
Part
Title See handbook "Telephones and Microphones", "Practical Telephoning" by Jas. Bell and S.Wilson, "The Practical Telephone Handbook" by Joseph Poole
Author T.D.G.
Notes