How can I tell what model my Underwood typewriter is?
In respect to this, how do I identify my Underwood typewriter?
If your portable model has three rows, it is from 1919 to 1929; if it has four rows, it is from the '30s or '40s. Check the serial number under the typewriter's carriage. For example, serial numbers 100, 1000 and 10000 are from 1900, 1901 and 1902.
Likewise, what is my Underwood typewriter worth?
Like any collectible, the value of the item depends on a combination of age, rarity, condition and popularity with collectors. An antique Underwood sells for $50 to $300, with most selling for $200 or less. Here's a quick look at a handful available on eBay right now: Keep in mind these are asking prices.
The serial number may be located on the back of the machine or on the inside, near the ribbon holder. Look up the serial number in the Typewriter Serial Number Database listed in the Resources section. This will pinpoint the exact date of manufacture as well as authenticate that the machine is a Royal.