Is John Elmer the same as brother Elmus? Look in census records. (Cameron, Marshall Co., WV)

1910 Census, 5th Ward, Homestead Borough, Allegheny Co., PA
Grim, J. Elmer, head, 36, m. 14y, b. PA, parents b. PA, foreman, structural mills
Linne, wife, 35, m. 14y, 4 children/4 survive, b. PA, parents b. PA
Margaret E., dau., 13, b. PA
Howard G., son, 10, b. PA
Mary M., dau., 8, b. PA
John G., son, 2, b. PA

Elmer was living in Homestead in 1916.179