Martin Soil Perk Tester K-520 - Soil Percolation Testing - Vintage Lab Equipment

Description

Up for sale is a Soiltest Martin Perk Tester device, Model K-520.
I was unable to find much information on this equipment, so it's up to you as buyer to determine the application, usage, and worth.  The metal case alone is worthy of consideration, as it is designed very well for securely holding and protecting the test equipment.  Please message me with any questions before purchasing.  I will do my best to address your requests.  Thanks for looking!