Engineer and historian;

Born: July 9, 1922; Died: June 22, 2012.

Sam Callander, who has died aged 89, was a world authority on the great Scottish mathematical physicist James Clerk Maxwell. He is now buried at Parton Kirk, in the Dumfries and Galloway village cemetery that is also the final resting place for the man regarded as one of the greatest scientists who ever lived.

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