Photo via Wikimedia Commons
One example. Colors, sub-models, and production years vary; the machine you find may differ.
An early 1920s Remington standard, ubiquitous in offices and schools for two decades. Mechanical, slightly clattery, with that bell that signals end-of-line. Less famous than the Underwood 5 but built to the same era's expectations.
External, in their original form. The people who know these machines best — click through to read and watch.
Listings come and go. These show whatever Remington No. 12 machines are on the marketplace right now.
See Remington No. 12 listings on eBay marketplace
Some links here are affiliate links. If you find a machine through one I get a small share at no cost to you, and it doesn't change which machines I point to.