Hardy Block leather reel case which is clearly inscribed at the top front 'HARDY BROS ALNWICK. & 61 PALL LONDON.S.W.
This case is from the early 1900s so some wear is to be expected on the strap and indent at the bottom (see pics)
Otherwise, sturdy solid case.
diameter 4"
depth 4 1/8th
fits reel 1 7/8ths x 3 7/8ths
Ref:RC20