Most Type A Graphophones have a single mainspring, but you may have noticed that the motor frame is built to accommodate two. Some of the early Type As have two mainsprings. I've seen these only on Washington models.machinist wrote:AN EXCELLENT JOB WELL DONE!! I HAVE A QUESTION THOUGH. MY COLUMBIA TYPE A NEW YORK HAS ONLY ONE MAINSPRING. COULD YOU PLEASE EXPLAIN WHY WE DIFFER. THANK YOU.
George P.