Dole 300 Grain Moisture Tester Value Guide

The Dole 300 Grain Moisture Tester is a quintessential piece of mid-century agricultural history, representing the transition to precision farming in the 1940s through 1960s. These devices were essential for farmers to prevent crop spoilage and mold, making them a sought-after collectible for those interested in industrial Americana.

What Is Dole 300 Grain Moisture Tester Worth?

The typical price range for Dole 300 Grain Moisture Tester is $25 - $50 based on recent sales. However, values can vary depending on the item's condition, rarity, and other factors such as:

• Overall physical condition, specifically the lack of rust on the metal body and clarity of the glass.
• Completeness of the unit, including any original calibration charts or internal measuring cups.
• Functionality of the mechanical parts and the preservation of the original paint or finish.
• Market demand for mid-century industrial decor and agricultural memorabilia.

How to Identify Dole 300 Grain Moisture Tester?

• Look for the 'Model 300' designation clearly marked on the metal housing or faceplate.
• Verify the presence of the original glass and plastic components used for the measuring interface.
• Check for the manufacturer's branding indicating its United States origin and Dole company markings.
• Confirm the heavy metal construction characteristic of 1940s-1960s industrial design.

History of Dole 300 Grain Moisture Tester

Before modern electronics, farmers and agricultural professionals relied on mechanical and electrical devices like the Dole Grain Moisture Tester to ensure the quality and storability of their crops. Accurate moisture content was crucial to prevent spoilage, mold growth, and insect infestation, making tools like this indispensable for efficient farming and trade. The Dole 300 was a popular and reliable model in its time.