3 Vintage Drafting Compass Tools, engineering collectibles

Description

~  3 vintage drafting compass tools - didn't notice any brand names
~  all 3 show age, wear, tarnish - some have small nicks - see photos
~  all the spread adjusters work - the top screw on photos 2,3 compass wiggles but doesn't turn so I didn't force it - not sure what it does
~  photos 6,7,8,9 - the threaded stud end broke off a little - still enough threads for a non-original nut - has '8' stamped near nut
~  these are all being sold as is, as decorative drafting collectibles, not as instruments for actual drafting
***sales policies:
1) selling & shipping to the United States only - payment is expected within 2 days
2) in case of non-payment by 5 days, no choice but to file an 'unpaid item' with Ebay
3) the items are packed up securely and shipped promptly with USPS
4) if any problem upon delivery, contact me directly for a quick satisfactory resolution
5) all items are sold as is with no written or implied warranty