Bidspirit auction | A Collection of Steel and

A Collection of Steel and Plastic Professional Drafting and Writing Instruments - An assortment of professional steel and plastic drafting and technical drawing instruments featuring several boxed sets and individual pieces. The collection includes a Rotring technical pen set with burgundy barrels, one bearing the printed mark rOtring Graphic 0.7 -pigmented ink-, housed in a clear-lidded black case with a rOtring rapid-eraser B30 and a black box of rOtring Germany 1928 Drawing Ink. A black tapered fountain pen is marked with rOtring ArtPen in white script. The drafting instruments comprise multiple sets of steel compasses, including spring-bow models, extension arms, and a black-finished central thumb-screw adjustment compass measuring 16cm in length. Measuring tools include a steel vernier caliper with dual metric and imperial scales and a cylindrical slide rule marked with scales for Spherical volume = 4 pi r³ and Spherical area = 4 pi r². A cream-enamelled metal watercolour palette features an inset brass plaque stamped with REEVES & SONS LONDON below a greyhound device. A boxed writing set contains six slim steel pens and pencils with gold fittings, alongside tubes of 0.5 HB lead and assorted ink cartridges. A silver tapered desk pen is mounted on a heavy circular base. Width: 26 cm Length: 23 cm.