There is an Amish hardware store in Ohio selling the original style propane lamps used in early A/S. They sell parts for repairing them too. The address and phone no. is:

Lehman Hardware and Appliances, 3779 Kidron Road,
P.O. Box 41, Kidron OH 44636 (339) 857-5757 or
857-5441 (old-fashioned kitchen tools, non-electric appliances,

Bob