Remembering Sir Richard (Otto) Clarke KCB OBE (13-viii-1910 21-vi-1975)
Posted: Mon Jun 21, 2021 10:26 am
Remembering Sir Richard (Otto) Clarke KCB OBE (13-viii-1910 21-vi-1975)
A leading statistician who wrote about grading systems for chess and devised the Clarke Grading System for the British Chess Federation.
Father of Charles Clarke MP
A leading statistician who wrote about grading systems for chess and devised the Clarke Grading System for the British Chess Federation.
Father of Charles Clarke MP