Does anyone have any idea why labels for the Canadian glass company Altaglass 1950-88 labels include the words 'Walsall England'. Altaglass was started by a Czech glassmaker John Furch (presumably anglicized spelling)
Coward, Mary, 1946-
Altaglass, manufactures of hand made glass, Medicine Hat, Alberta, 1950-1988 : a guide for collectors / Mary Coward. -- Edmonton : Mary Coward, 1999.
Has anyone seen this book?