Ruth, I found this link,so you weren't hallucinating, LOL!
http://www.auntjudysattic.com/Antique_Jewelery2.htm
Those are around $25, but here's a replica for $3.99:
http://www.bonanzle.com/booths/heyvi..._Style_Jewelry
This site is all 50's stuff. She sells the pop beads loose in a bag of 100 for $3.99:
http://secure11.actionhosting.ca/hey...sp?itemid=1008