Dixon & Sons Round Britannia Metal Whistles & Model #49.
James Dixon started making Britannia Metal (Invented c.1770) whistles Before 1850, Here is a group photo of 16 round pea britannia metal whistles,
11 of which were positively identified as made by Dixon & Sons, two were later found in a German (Marked as such).
Some marked X still need a second close examination dew to newly discovered catalogues by other makers.
Model #10 was made in two sizes, a distinctive Dixon’s Flushed Pillar Top Finial.
See the two sizes made in the group photo above top right is the larger model and 3rd from top left the smaller. 
This model was made in two sizes, but other earlier versions are noted;
Continue reading Dixon & Sons Round Britannia Metal Whistles & Model #49. Part I.e. A Strauss
