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1. Antique Simplex Opisometer/Curvimeter/Wheel Map Measure, c1910

   This is a simple effective and well-made tool. By gently, but firmly press the wheel onto the map, pushing on the handle to follow the required line. The box and instructions are in great condition.

   eBay

2. Vintage WH Smith Compass Technical Maths Set 🔥

   The Vintage WH Smith Compass Technical Maths Set is a rare and valuable scientific instrument from the mid-20th century. This set includes a compass, protractor, and other precision tools that were used for technical and mathematical purposes. With a history dating back to 1951, this collection represents a piece of scientific history and would be a prized addition to any collector's display.

   eBay

3. Vintage Wooden Scientific Micrometer Instrument Box Hinged Lid Dovetail Joints

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4. ANTIQUE GERMAN MECHANICAL CALCULATOR SLIDE ADDER ADDIATOR/SUBTRACTOR DUPLEX

   Weight: 175 g. display type: 8/9 digits.

   eBay

5. 2 Antique Microscope Slides. T/S of Screw Pine and Laburnam by Edward Ward

   The slides are in excellent condition.

   eBay

6. Negretti & Zambra early 20th century 6 draw pocket telescope in original case

   eBay

7. Cenco Central Scientific Magdeburg Hemisphere Iron Apparatus

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8. Sunagor Illuminated 60-100x Pocket Microscope w/Case. Vintage Working. (refB.D)

   Sunagor Illuminated 60-100x Pocket Microscope w/Case.

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