It seems that 'Nth anniversary' is by far the more common form, although
'N year anniversary' has been attested. I noticed a lot of 'one year
anniversary' occurrences; what is the relative proportion of 'one year
anniversary' and 'first anniversary'?
Gregory S. Aist aist+@cmu.edu
Graduate student in Computational Linguistics
Office: 150 Baker Hall, 412 268 8148
Mail to: 135 Baker Hall, Carnegie Mellon University, Pittsburgh PA 15213