Antique Scientific Instruments

Very Large Antique Walker-Patent Log Harpoon A1 by Thomas Walker, London, 1850

Very Large Antique Walker-Patent Log Harpoon A1 by Thomas Walker, London, 1850
Very Large Antique Walker-Patent Log Harpoon A1 by Thomas Walker, London, 1850
Very Large Antique Walker-Patent Log Harpoon A1 by Thomas Walker, London, 1850
Very Large Antique Walker-Patent Log Harpoon A1 by Thomas Walker, London, 1850
Very Large Antique Walker-Patent Log Harpoon A1 by Thomas Walker, London, 1850
Very Large Antique Walker-Patent Log Harpoon A1 by Thomas Walker, London, 1850
Very Large Antique Walker-Patent Log Harpoon A1 by Thomas Walker, London, 1850
Very Large Antique Walker-Patent Log Harpoon A1 by Thomas Walker, London, 1850
Very Large Antique Walker-Patent Log Harpoon A1 by Thomas Walker, London, 1850

Very Large Antique Walker-Patent Log Harpoon A1 by Thomas Walker, London, 1850
As it was dragged along, the log rotated and the revolutions registered on the dials on its side. This example is made of brass with an enamel plate for the three dials, which are marked in miles from 0 to 100 in tens, from 0 to 10 in units, and from 0 to 1 in quarters. Each of the five fins at the back is inscribed with an anchor above the letters'T W' (for Thomas Walker).

It consisted of a brass rotator linked to a geared mechanical recording mechanism. Here is the link from Maritime Museum in Greenwich, London, UK. Absolutely beautiful very large, item , of museum quality. Size is - 53x13x13 cm weight 4.5 kg including the box. Thank You and good Luck!

The item "Very Large Antique Walker-Patent Log Harpoon A1 by Thomas Walker, London, 1850" is in sale since Friday, October 12, 2018. This item is in the category "Antiques\Marine/Maritime". The seller is "midvi1980" and is located in Livani. This item can be shipped worldwide.
  • Maker: Thomas Walker
  • Object Type: Mechanical Log
  • Country/Region of Origin: United Kingdom
  • Primary Material: Brass
  • Time Period, War: 1850
  • Original/Reproduction: Antique Original

Very Large Antique Walker-Patent Log Harpoon A1 by Thomas Walker, London, 1850