Assertion: collimator | /r/CapableOf | use see attached drawing of the mk
Facets:
Source sentences:
text: I collimator would have used (see attached drawing of the Mk I copied from a 1941 British Army "Notes of Repairs to Fire Control Instruments" publication) and it definitely appears to be the same one as shown in both of Bill's books (page 15 "Binocular Collimation" and page 93