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this scope has BSA provenance,
I wonder if BSA "tried it out " so they could use the pattern 1918 as well as the Aldis, but due to the low numbers of rifles produced it came to naught , the...

just picked up this PPco scope in very good condition but with a complex unknown mount !

https://www.milsurps.com/vbpgimage.php?do=full&p=4405&d=1738777786
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