Young & Sons Brass Surveyor's Level, Philadelphia, Pennsylvania, no. 7237, 17 1/2-in. telescope marked as above on base, with a 2-in. draw at lens, and single bubble level with divided scale, on four adjustable screw feet.
Auctioneer:
Skinner
Date:
2014-10-09
Young & Sons Brass Surveyor's Transit, Philadelphia, Pennsylvania, the 9 1/2-in. telescope with rack focusing, suspended bubble level, vertical half circle divided 0-90, vernier, "A" Read more…
Auctioneer:
Skinner
Date:
2012-12-01
Surveyor’s Theodolite European. Made in the 20th century. Very fine, steel and brass surveyor’s precision theodolite with compass and fitted wooden travelling box. To be Read more…
Auctioneer:
Antiquorum
Date:
2010-03-20
E.S. Ritchie & Sons Boxed Ship's Compass, retailed by T.S. & J.D. Negus, New York, 7-in. gimbaled wet card compass with bezel reading E.S. Ritchie Read more…
Auctioneer:
Skinner
Date:
2015-04-25
Diminutive Brass Plain Surveyor's Compass by Young & Sons, Philadelphia, No. 5675, with 3 3/4-inch silvered dial engraved Patented Aug. 17. 1875 , fleur-de-lis and Read more…
Auctioneer:
Skinner
Date:
2006-07-29
Brass Theodolite by Young & Sons, Philadelphia, No. 7409, with 4-inch silvered dial with engraved fleur-de-lis star at North, needle ring divided 0-90 in four Read more…
Auctioneer:
Skinner
Date:
2005-05-03
Young & Sons Surveyor's Chain Tape, Philadelphia, Pennsylvania, coopered and turned walnut housing with two turned handles, steel tape with brass handles marked "Young & Read more…
Auctioneer:
Skinner
Date:
2019-10-11
Cleaver Improved Protractor by William J. Young & Sons, Philadelphia, Pennsylvania, the brass drafting instrument with pierced spandrels and signed on the backplate in script, Read more…
Auctioneer:
Skinner
Date:
2010-05-01
Brass Transit Theodolite by Young & Sons, Philadelphia, No. 7218, with 11 1/2-inch telescope and vertical circle mounted on A-frames over 5-inch compass and horizontal Read more…
Auctioneer:
Skinner
Date:
2002-04-13
Two Young & Sons Surveyor's Transits, no. 8377 and no. 7821, aluminum and brass instruments with 8 1/2- and 10-in. scopes, horizontal circles with verniers, Read more…
Auctioneer:
Skinner
Date:
2020-04-06
Young & Sons Solar Transit, no. 8395, 10-in. scope with spirit level below, aluminum vertical circle housing the brass circle with engraved silvered scale, solar Read more…
Auctioneer:
Skinner
Date:
2020-04-06
