ORIGINAL VTG DDR GERMAN DRAFTING DRAWING STEEL SET RICHTER PRACISION. Emil Oskar Richter (1841-1907) started out as a clock maker and eventually developed an interest in drawing/drafting tools. And in 1892 he patented his "flat system" drop bow twin leaf compass.
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This Antique Technical Drawing Set from the United Kingdom, dating back to the period between 1901 to 1950, is a rare and valuable collectable for engineering and surveying enthusiasts. Made of brass and steel, the set includes compasses/dividers, reflecting the precise craftsmanship of the time. The included letter of ownership adds a personal touch to this pre-war piece, making it a unique and sought-after item for collectors interested in historical engineering tools. In a beautiful oak box with rulers, slide rule and other drawing tools. And a letter about the owner - Geoffrey Russell Blackmore who was killed during the 2nd World War Original Lotter made
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This vintage concise circular slide rule, made in Japan by Takeda, is a rare find for collectors of scientific and engineering memorabilia. The slide rule comes with instructions and is housed in a protective case, making it a complete and well-preserved piece. Good condition Light wear to Instructions Approx 11cm diameter
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MSA Midget Impinger Apparatus in case. The hand crank appears to turn, but the unit has not been tested for functionality or accuracy. Attached green canvas shoulder strap.
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Collectable item for measuring distances on maps. Various scales, with miles on one side and kilometres on the other side. In excellent condition and fully functioning.
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With original slip case and instructions.
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Lovely condition. The slide rule is clean and appears to move smoothly, with clear markings. The outer case shows noticeable wear consistent with age and use. 31cm in the box.
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With its iconic design and historic significance, this slide rule is a must-have for any collector of slide rules or enthusiasts of science and engineering history. We will respond to you within 24 hours and do our best to help you out!
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