Vintage The Instruments Corp. Marine Barograph Model G222 Barometer GPWS Donald Bateman Owned. Maker: The Instruments Corporation. Weather Bureau Marine Barograph. Range: -1500 To 1000 Feet MSL. Condition: This is in very good well taken care of condition. It does show age wear to outer protective cover as shown. The inside is in very good condition. I do not know how to test this unit. The item “Vintage Marine Barograph Model G222 Barometer GPWS Donald Bateman Owned” is in sale since Friday, December 18, 2020. This item is in the category “Antiques\Science & Medicine (Pre-1930)\Scientific Instruments\Barometers”. The seller is “the_reel_dealer” and is located in Issaquah, Washington. This item can be shipped to United States.

• Featured Refinements: Barograph Barometer
• Maker: The Instruments Corporation
• Original/Reproduction: Original
• Model: G222