Reference links are in the following format: http://digital.lib.buffalo.edu/cdm/ref/collection/LIB-MUS017/id/3.
Inputting both variables will link to the music score's image page on SUNY-Buffalo's website.
Variable 1 is the number after LIB-MUS. 017 in the example
Variable 2 is the number at the end of the URL. 3 in the example.