The Chipstone Foundation
Paul Sparkes: Clay pipes and smoking habits
Clay Tobacco Pipes
ScienceTuesday: What We Can Learn from Ball Clay Tobacco Pipes
Old Clay Pipes In other Collectible Tobacco Pipes for sale
Clay Pipes - Samson Historical
Old Clay Pipes In other Collectible Tobacco Pipes for sale
The Chipstone Foundation
18th Century Clay Smoking Pipe – Past & Present Science and Nature Store