Shape:Catalogue/Ads
Contributor: Sid Lethbridge, courtesy Tom Bredehoft, MAGWV
Shape:Tumblers
Contributor: Pat Clark (1,2), Bob Harrigan, Brenda Diffendal 1/10/2026
DUNCAN, GEORGE & SONS No. 90 TUMBLER (OMN) by Duncan, George & Sons/Pittsburgh-PA (Company Operated: 1874-1891), Unknown Date of Introduction
Shape:Catalogue/Ads
Contributor: Sid Lethbridge, courtesy Tom Bredehoft, MAGWV
Shape:Tumblers
Contributor: Pat Clark (1,2), Bob Harrigan, Brenda Diffendal 1/10/2026
NOTE:
Shape:Catalogue/Ads
Contributor: Sid Lethbridge, courtesy Tom Bredehoft, MAGWV
Shape:Tumblers
Contributor: Pat Clark (1,2), Bob Harrigan, Brenda Diffendal 1/10/2026