Ted Anderson sent me this photo of the participants in the warden school 1968

Jasper Warden School 1968.  Can anyone help confirm the identity and fill in the blank names of the park wardens  in this group shot?

So far from left to right we have:

Back row:  John Wackerle, Pat Stapleton, Neil Mackie, unknown, unknown, unknown, Keith Brady, unknown, Bob Haney

3rd  row:  Ed Carleton, Bill ?, Mickey Maguire, Walter Perren (or Bert Pittaway), Unkown, Unkown, Unknown, Unknown,  Andy Corrigal, Ole Hermanrude

2nd row:  Larry Gilmar, Ray Frey, Bill Waselenchuk, unknown, Duane Martin, Unknown, Harold Duggan, Unknown, Unknown,

Front row:  Ted Anderson, Bob Barker, Jay Morton, Unknown, Dale Loewen, Keith Foster, Paul Kutzer.