(The height property has "sketchy" support, so if you use it, make sure to test)
On this page are several single cell Tables with their heights set in multiple ways
Other height related "issues":
Notes:
| height="200" in table tag |
| height="200" as class in table tag |
| height="200" in tr tag |
| height="200" as class in tr tag |
| height="200" in td tag |
| height="200" as class in td tag |