I had a Wang PC-280 [0] (80286) that I bought at a rummage sale (mostly because I was a kid and thought the name was hilarious). It was an absolute tank of a machine. I also had a Brother WP-80 [1] which was a more modern word processor that also included a spreadsheet function.

[0] http://home.wxs.nl/~janvdv/wang/wangmuseumoverig.htm [1] http://oldcomputer.info/others/brother70/index.htm