Your Dad most definitely touched many lives, the one piece of content with him sitting on the rocks in Port Edward was one I clearly recall thinking this man has endless patience.
Reading chronicles on his early teaching years, being principle through changes, yes you could tangibly feel his love of teaching for both young and old.
He lives on within you, memories will remind you constantly, our parents really gave us much to be proud of @giantbear.
Give Mum a hug as often as you are able.