0651925 - Sir Horace Darwin, F.R.S. (1851-1928), son of the British naturalist Charles Darwin and a civil engineer. From Darwin and the Beagle by Alan Moorhead, page 268.
NOTE: Picture
quality on the Internet varies greatly. Different monitor settings
and browser software may display photos too dark or too light,
or with a colour cast. You may need to adjust the brightness & contrast
of your monitor.