Smith-Corona Coronet Super 12 Electric Typewriter Value Guide

The Smith-Corona Coronet Super 12 is a flagship electric portable typewriter produced in the USA between 1973 and 1980. It is highly collectible for its revolutionary Coronamatic cartridge system, which modernized the typing experience by eliminating the need to handle messy ink ribbons.

What affects the value of Smith-Corona Coronet Super 12 Electric Typewriter?

• Mechanical functionality of the electric motor and the responsiveness of the power-return carriage.
• The presence of original Coronamatic ribbon cartridges, which are essential for operation.
• Cosmetic condition of the plastic casing, specifically looking for cracks or yellowing common in 1970s electronics.
• Inclusion of the original hardshell carrying case and any vintage Smith-Corona instructional manuals.

How to Identify Smith-Corona Coronet Super 12 Electric Typewriter?

• Look for the 'Coronamatic' branding on the cartridge door and the 'Super 12' badge on the front panel.
• Verify the presence of the 12-inch carriage, which is wider than standard portable models of the era.
• Check for the patented cartridge slot designed specifically for Smith-Corona's drop-in ribbon system.
• Confirm the construction materials consist of a heavy-duty steel frame with period-specific plastic housing and rubber feet.

History of Smith-Corona Coronet Super 12 Electric Typewriter

Introduced in the 1970s, the Coronet Super 12 was a flagship electric portable for Smith-Corona. It was revolutionary for its time due to the patented Coronamatic ribbon cartridge system, which allowed users to change ink ribbons in seconds without touching the messy ink, a major selling point for office and home productivity.