Arthur, I have been looking for 2 but any is better than none.
Its funny you mention the quarters in the switches. Last fall on a trip to Hawaii I sat next to a lady who had worked for GTE all her life as a switch maintenance person. She said in the 50s and 60s she used a lot of bobby pins and change in her job... But she didn't always have change so the bobby pins were more highly used. She did not however tell me about the exchange program. hahaha


Regarding the other post from Jeff Moss above about what do they look like:
[Linked Image from i165.photobucket.com]