2 
Proceedings of the Royal Society of Edinburgh. [Sess. 
stars. More than eighty volumes of the Annals of the Harvard Observa- 
tory were prepared and distributed under his directorate. 
He was elected an Honorary Fellow of the Royal Society of Edinburgh 
in 1916, and died on February 3, 1919. 
Lord Rayleigh, John William Strutt, P.C., D.C.L., LL.D., F.R.S., 
was born on November 12, 1842, and graduated Senior Wrangler and 
Smith’s Prizeman in 1865. In 1879 he succeeded Clerk Maxwell as 
Professor of Experimental Physics in Cambridge. He retired from this 
Chair in 1884. For nine years — 1887-96 — he acted as Secretary of 
the Royal Society of London, and subsequently became its President 
(1905-08). He was also Professor of Natural Philosophy at the Royal 
Institution from 1887-1905. Among his other honours are : Order of 
Merit, the Nobel Laureateship, and Officer Legion of Honour. His chief 
publication was the Theory of Sound, in two volumes, and his numerous 
scientific papers, elucidating many difficult points in physics and always 
advancing scientific knowledge, have been recently republished in five 
volumes. 
He was elected an Honorary Fellow of our Society in 1886, and died on 
June 30, 1919. 
M. Gustaf Retzius, anatomist and anthropologist, was born at 
Stockholm on October 17, 1842. He was educated at the Stockholm 
Gymnasium, the University of Upsala, and the Caroline Medico-Chirurgical 
Institute, Stockholm. His father — Anders Retzius— was also a famous 
anatomist and preceded his son in the Chair of Anatomy in the Caroline 
Medico-Chirurgical Institute, Stockholm. Gustaf Retzius worked out by 
approved methods lines of research commenced by his father, especially 
in regard to the description of heads and skulls. In 1902 he published, 
along with his colleague Professor Karl Fiirst, an exhaustive work on the 
anthropology of Sweden. 
He was elected an Honorary Fellow of the Royal Society of Edinburgh 
in 1908, and died on July 21, 1919. 
John Mackay Bernard, of Dunsinnan, B.Sc., was born in 1857, and 
although marked out for a commercial career and large business responsi- 
bilities he studied chemistry and natural sciences in the University of 
Edinburgh, and graduated B.Sc. in 1887. He was very much interested 
in all applications of physical and mathematical science, and was especially 
prominent as a strong supporter of the Ben Nevis Observatory. During 
the last few years of the existence of the High-Level Observatory on 
