Pipedia Dunhill Dating Guide: Difference between revisions

|* John Loring indicated that the Shells will be found with a 1950 date code and a circled group size stamp, but those pipes were either manufactured and stamped in 1951, or manufactured in 1950 and, still unsold, received a supplementary group size stamp in 1951.

|** Finishing letters and group size: "S" for Shell, "T" for Tanshell, "R/B" for Redbark, "A" for Bruyère, and "R" for Root Briar. For example (4)S, (3)T, and so forth.

|*** Loring indicated that the finished stamps were reduced to about half size in 1954. However, Mr. Hener (Product Line Director - The White Spot Smoker's Accessory Division) points out that this change occurred in 1953.