Underwood No. 4 Typewriter Value Guide

The Underwood No. 4 is a seminal piece of American office history, representing the transition to 'visible writing' technology that allowed typists to see their work in real-time. Produced by the Underwood Typewriter Company between 1905 and 1920, this cast iron machine is a slightly less common predecessor to the ubiquitous No. 5 model.

What Is Underwood No. 4 Typewriter Worth?

The typical price range for Underwood No. 4 Typewriter is $250 - $400 based on recent sales. However, values can vary depending on the item's condition, rarity, and other factors such as:

• Mechanical functionality, specifically the responsiveness of the keys and the integrity of the rubber platen.
• Cosmetic condition of the black enamel finish and the clarity of the gold-leaf decals and lettering.
• The presence of original glass key tops without cracks or significant yellowing.
• Completeness of the machine, including the original ribbon spools and the presence of the metal carrying case if applicable.

How to Identify Underwood No. 4 Typewriter?

• Check the front frame for the 'Underwood' name and the specific 'No. 4' designation located near the keyboard.
• Verify the open-frame design which features exposed internal steel mechanisms and a heavy black-finished cast iron body.
• Look for the four-row QWERTY keyboard layout with glass-topped keys typical of the 1905-1920 production era.
• Examine the serial number usually stamped on the right side of the frame under the carriage to confirm the exact manufacturing date.

History of Underwood No. 4 Typewriter

The Underwood No. 4 typewriter, a successor to the renowned No. 5, was produced by the Underwood Typewriter Company, a titan in the early 20th-century office equipment industry. The No. 4 was known for its 'visible writing' feature, which allowed typists to see their work as they typed, a significant innovation at the time. This design principle greatly influenced subsequent typewriter development. Underwood typewriters were widely adopted in businesses and homes, becoming synonymous with efficient and clear communication. The No. 4, while perhaps less common than the No. 5, represents a key period in the evolution of personal and professional communication technology.