I won't try to identify anyone here, but we have the following list of folks said to be on the trip, copied from the Journal:
Names of attendees (alphabetical) in newspaper reports dated February 6, 11 and 15, 1957:
Grade 12: Phillippe Ayers, Denis Baxter, Francis Blais, Glenn Carr, David Clarke, Owen Coyne, Wayne Daley, Frank Dewling, Paul Dioguardi, Paul Gravel, Paul Guinane, Fred Gorman, Robert Jones, Paul Kennedy, Glen Kiuack, David Layton, Robert Lessard, Michael Morgan, Ken Parker, Robert Russell, Edwin Shennett, Gerald Valiquette, Michael Williams. (23)
Grade 11: Pierre Bernard, Sandy Burke, Brian Cameron, David Casey, Peter Connolly, William (Bill) Jennings, David Mullington, William Porter, Peter C Quinn, Michael Smith, Glen McSweeney, David Maloney. (12)
Grade 10: Brian Carson, Terry Fagan, Michael Valiquette. (3)
Teachers: Fr. JH "Hank" Conway and Mr. Matt Maroney (2)
Note that not everyone is in the photo.