Needle Valve Sources

As promised earlier: The phone number for the ARO corp. is 419-636-4242.
This is their company h.q. and they should be able to put you in touch
with a local distributor of their NO1 needle valve. In Siloam Springs,
Arkansas, call Van Asche Industries at 501-524-3271, and in Tulsa,
Oklahoma call Precision at 918-438-0707.