Chubb "definitive"
57 St.
Paul's Churchyard London
Manufactured C 1865 5 3/4 x 4 x 1 3/8".
The largest
size of padlock shown in the Chubb illustrated catalogue. Chubb
as most manufacturers at this period would make "specials"
for many purposes and uses. Although this is a standard model
based on the 1852 patent it is complete with it's original key.