Sixth Form Geography Field Trips from the 1970s/80s. Who are these people?

Above is Miss Ward. A Willowgarth Deputy Head for many years.

Five likely lads on the train down the slate mine. Jon and Kevin leading the way.
Mrs. Fisher with two upper sixth form girls in North Wales. Michelle and Linda?
Miss Ward and Mr. McKenzie enjoyed the company of these Sixth Formers at the Punch Bowl in Swaledale. It was starting to snow as the photo was taken.
L-R: Graham, Cathy, Chris, Dave, Les, Geoff, Nigel, Steven, Julie and Sharon.
Cranedale 1983. L-R: Darren, Joanne and Tracey. One of these students is now a teacher at Willowgarth.
Snowdonia October 1975?
L-R: Miss Ward, Steven, Les, Lewis, Graham, Geoff, Nigel.
Snowdonia October 1974?
I can recognise Miss. Ward, Tony, Chris, Andy, Colin, David, Julie, Geoff. Who are the other two mystery people?
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Another train ride down the mine.
L-R: Les, Graham, Geoff and Lewis

Any photos from those days would be very welcome.
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