Collector Network - Links for Coins, Bank Notes, Cards, and Stamps Collectors.

Nice layout. Has more information on fuels than plans.

Ultimate Rapid Firing 6 Shooter Potato Cannon. Launches spuds up to 200 yards! Rapidly growing hobby, a unique project for spud enthusiast. Built from hardware store items, this cannon really rocks.

Potato cannons.

A web ring of potato cannons!

Site explains how Spud Guns work and how to make one. Site also sells parts and complete spud guns.

Everything you need to know about making and using potato guns.