BIFL smokers companion, the Proto Pipe. A brilliant design, made

A 50 Year Legacy Reborn – Proto Pipe

The Proto Pipe is the Swiss Army Knife of weed pipes - Los Angeles Times

Proto Pipe Classic

Tobacco Pipes – The Pipe Professor

A 50 Year Legacy Reborn – Proto Pipe

History – Proto Pipe UK

The Pipe Professor – Page 4

1975 Yearbook by Affinity Connection - Issuu

Proto Pipe Classic Highbrid Lefty

The Better Brass Pipe ™ - Proto Pipe vs The Better Brass Pipe