How far we have come! Long before intercoms and room monitors, there was the mechanical telephone. In a trade catalog entitled Holcomb’s Improved Amplifying Telephone Illustrated Descriptive Circular, the telephone more »
Tag: Telephone
On March 7, 1876 the telephone patent was granted to Alexander Graham Bell. It's clear from the trade catalogue below that it didn't take too long for folks to get more than more »
The invention of the telephone has a fraught and complicated history, but in spite of legal challenges and controversy, most can comfortably credit Alexander Graham Bell with its creation. On more »