Here we have an English 11 tool Drawing Set in a shagreen case measuring 7 in length in outstanding original condition, without damage, injuries or repairs which we believe to have a vintage of early 18th century. This Antique George III in a shagreen etui of drafting/drawing instruments including brass compass dividers complete with extension pieces and interchangeable pen/pencil attachments, and rule. This fine and complete very early style rule with 6 trigonometric scales including numbers, rhumbs, chords, sine, tangent, etc. The instruments include a brass scribe.Pen with pricker, small dividers, and large dividers with matching attachments each with a flexible joint that turns over 90 degrees. Reference: Gloria Clifton, Dictionary of Scientific Instrument Makers. Please mouse over photos to view high resolution images. This antique vintage English drawing set would make a wonderful addition to that antique instrument collection when placed in a prominent position to the envy of all who observe. Please note that the photos form a part of the condition description. The item "Shagreen Cased Drawing/Drafting Instruments London circa 18th century" is in sale since Sunday, April 19, 2020. This item is in the category "Antiques\Science & Medicine (Pre-1930)\Scientific Instruments\Other Antique Science Equip". The seller is "captainmadison" and is located in Washington Crossing, Pennsylvania. This item can be shipped worldwide.