Photo via Wikimedia Commons
One example. Colors, sub-models, and production years vary; the machine you find may differ.
A smaller, cheaper Olympia portable that ran alongside the SM series for nearly two decades. Less full-featured (often missing tabulator) but built with the same precision tolerances. The 33 and its successor the 66 are common thrift-store finds, and they punch above their weight in typing feel.
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 Olympia Splendid 33/66 machines are on the marketplace right now.
See Olympia Splendid 33/66 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.