A Good Large Demonstration model of the Double Cone travelling up the inclined plane. Produced by Philip Harris and dating from around 1930 The Apparatus was intended for University lecture demonstrations. The apparatus is spectacular to watch in this large design. Base Dimensions = 18 x 9 Inches. Double Cone Length = 8 Inches.
The item "Double Cone & Inclined Plane Demonstration C1930 Philip Harris Ltd" is in sale since Friday, May 18, 2018. This item is in the category "Antiques\Science/Medicine\Scientific Instruments".The seller is "houseofvega" and is located in Newcastle Under Lyme, Staffordshire. This item can be shipped to North, South, or Latin America, all countries in Europe, all countries in continental Asia, Australia.