Check the listing for details. HELIX OXFORD MATHEMATICAL INSTRUMENTS: NEW OLD STOCK REF8472Q. Listed at 14.72 USD. The small S&H fee attached to every item covers this. I am glad to share my knowledge and help others: just ask. With Regard to Militaria, badges in particular. I will state known flaws if I see or know about them.
You may also like
$17.17
Vintage Simplon Slide Ruler, Reitz Pattern, Patent No. 413308 - Made in England
$4.03
18cm Kutsuwa Acrylic Vintage Pocket Rule Ruler Made In Japan
$64.64
Brass Sundial & Compass Replica Maritime Navigation Aid
$124.99
“RARE” Vintage K&E “whale weight” drafting engineering Tracing, Lot Of 3 Pcs
$228.93
Boxed Hilger & Watts TB 107-1 M C Clinometer Vernier Angle Gage
$33.67
Vintage EMU No 236-19 Germany Draughtsmen Technical Drawing Set Original Instrum
$24.23
British THORNTON Scientific Slide Rule No P271 Original Case 1970’s
$21.55
2 x Vintage Survey Equip Batteries in Leather Case (Gnomon Survey LTD)
$13.4
Vintage Unique Universal I Model U.I. Slide Rule w/ Box - Made in England
$13.47
VINTAGE B.R.L ACADEMY SLIDING RULER RULE ENGINEERING MATHEMATICAL STATIONARY 10"
$175
Antique Military / Surveyors Theodolite, M.D.S. Ltd No. 779, London
$26.92
Karrena Aristo Number 89 5” Inch - 13 cm Slide Rule Made In Germany