I think you mean a Tukey-Kramer test. The spelling is important. The answer to "What is a Tukey-Kramer test" can be found on Wikipedia. Briefly, after you have applied an analysis of variance, it is a method of dissecting the data in order to find out where the specific differences lie.

John W. Tukey has written:

'Lecture notes on analysis of variance' -- subject(s): Mathematical statistics

Francis Tukey died in 1867.

Francis Tukey was born in 1814.

Tukey Koffend's birth name is Catherine Ann Tukey.