Your pipe has .
- A year suffix.
- A patent N° different from 417574/34
- A sandblasted finish
Check the DUNHILL stamping
1920 + suffix
1940 + suffix
1930
1920 + suffix
suffix [0]
suffix [1... 9] or [11...14]
suffix [15...19]
suffix [0,1,2,3]
Possessive form
DUNHILL'S
Non possessive form
DUNHILL