Vintage WWI Swedish Wool Sheepskin Shearling Army Military Hat Stamped Ing. 3

Description

Vintage WWI Swedish Wool Sheepskin Shearling Army Military Hat from the early 1900's.
This hat is in excellent condition with very little to no signs of use.
The interior of the hat is stamped
Ing. 3. After reaching this on the computer I learned that:
The
Norrland Engineer Battalion
(
Swedish
:
Norrlands ingenjörbataljon
), designation
Ingbat/I 19
, originally
Boden Engineer Regiment
(
Swedish
:
Bodens ingenjörkår
), designation
Ing 3
, was a
Swedish Army
engineer
unit, one of the few new formations raised in the 20th century
The hat is made of real sheepskin; brim is made of leather; leather adjustment strap on back.
No tag showing size but inside circumference measures 24-24.5".
Please review all pictures as they are part of the description.