Advertisement for the Isis Theater, "Just Like Home."   "THE ISIS is the most popular place of amusement.   A full line of moving pictures and illustrated songs.   Change of program three times a week.   THE ISIS runs three thousand and four thousant feet of pictures every performance, and is the BEST SHOW IN THE STATE.   You can always enjoy an evening at THE ISIS, and your patronage is always appreciated.   Satisfication guaranteed.   Don't fail to pay THE ISIS a visit while in Beaver.   P. H. Lonergan, Proprietor and Manager."
Beaver City Press, page 4, 10 June 1910
Isis Theatre

Beaver, Utah

The Isis Theatre was open about 1912.1

1. Polk's Utah Gazetteer and Business Directory, 1912-1913