EFDSS provides a book and CD on maypole dancing.

When I danced maypole, 50 years ago now, there was a set of dances and a set of tunes to go with them. The 1st was "Come Lasses and Lads" and the 2nd was "The Merry Month Of Maying". Not sure what the 3rd and 4th were.

:-)
Ian