Dunhill antique pipe.
I looked it up based on the model number of the Dunhill pipe.
See comments and photos.
I estimated that it was made in 1938 because of the PAT and A and the small letters London word.
Right shank, 2 columns
upper: made in ingrand
lower: No 417574 18(small and underbar)
last 35
Left shank : 2 columns after "A
Upper: DUNHILL
Lower: LONDON (smaller than upper letters)
Condition
Right shank: No major damage
Left shank: letter is scratched.
bowl: There are little burn marks upper the bowl. side and bottom are no major damage.
Mouthpiece: bit space are bite marks. White spot is worn and blackened.
ダンヒル パイプ 喫煙 ヴィンテージ レア