Someone felt that the actual surname for the following people was Callahan even though the enumerator did not record them as such:

Surname	Givens	Subdistrict	District	Province	Page
Calahan	Frank	Pincher Creek	MacLeod	Alberta	16
Calahan	Jennie	Pincher Creek	MacLeod	Alberta	16
Calahan	Dalphin	Pincher Creek	MacLeod	Alberta	16