Lockdales - The Fine Sale, Auction 174 - 19th & 20th February 2020

80 Scientific & Drawing Instruments 617 Allbrit (Stanley) fixed arm linear planieter, contained in mahogany case, together with a mahogany cased beam compass by W. H. Harling, plus a mahogany cased set of six architects boxwood rules and six offset rules £40 - £60 618 Carl Zeiss Jenoptem 8x30W binoculars (3207001), contained in original leather case (possibly unused) £30 - £50 619 Cary Porter set of drawing instruments in black japanned metal case, incl. three rules & brass protractor, together with other cased sets, including a 19th Century mahogany cased example etc. £50 - £80 620 Cased drawing set by Harper & Tunstall, together with a cased WWII Military slide rule for .303 Vickers MG. MK IV by R. E. Co. ltd, plus a quantity of instrumentds, including clinograph, rules, compasses, opisometer etc. £40 - £60 621 Drawing instruments. A collection of various drawing instruments, including compasses (incl. a cased Vernier folding compass & a Pillar compass), dotting pen, dividers, opisometer, rules, squares, etc. £60 - £80 622 Dring & Fage time table / rent slide rule, used by Dock companies to help calculate storage charges, brass slide has all relevant numbers but would have had an extended top part, length 42cm approx. £30 - £50 623 Four drawer telescope by Dolland, London, circa early 20th Century, extended length 98cm approx. (sold as seen) £40 - £60 624 Fowlers 'Magnum' long scale calculator in leather pouch, together with a quantity of other calculators etc., incl. two large Fearns calculators, Radiac calculator etc. £40 - £60 625 Georgian shargreen etui, with brass drawing instruments, protractor, boxwood sector & rule, case length 17cm approx. £80 - £120 626 Mahogany cased drawing set by J. Coombes, includes ivory protractor & boxwood rulers, height 6cm, width 34.5cm, depth 13cm approx., Vendor states set previously owned by Colonel E.L.L. Vulliamy (Royal Signals). £40 - £60