Modern edited piano score here:

http://cantorion.org/music/4300/Suffragette-Waltz

Original (minus title page):

http://www.free-scores.com/download-sheet-music.php?pdf=17023

Surprising that the Lester Levy Collection doesn't have it.

I see (via a remarkable book by Danny O. Crew on suffragist sheet music, most of it readable via Google) that there was also a Real Bloomer Polka and Waltz. I am trying to imagine what fake bloomers might have been.