31 Model A
Well-known member
-and did you know that the flip coin return was to foil thieves, who would stuff paper up the previous design open return slot and come back later for their loot.
and you confirmed something I kinda suspected: that the candlestick phone was more a device of the 'teens than the twenties.
Here's a good site for info on early phones, covers them all and the years.
http://www.telephonearchive.com/phones/