8o Annals of the Philosophical Club 



appointed Professor of Human Anatomy in 1866, which he resigned 

 for the (unpaid) Professorship of Surgery in 1883. He was elected 

 F.R.S. in 1852, was knighted in 1891, and died at his house in 

 Cambridge on Sept. 24th, 1896. 



1884. At the Anniversary Meeting on April 28th, Pro- 

 fessor Bonney was elected Treasurer in succession to Sir 

 J. H. Lefroy, who called the attention of members to the 

 fact that, when the attendance at the dinners was less than 

 twelve, the Club had to pay Messrs. Willis for the defaulters. 

 This had been done in 1879-80 only for 3, but in 1882-3 

 for n, and in 1883-4 f r Z 5> th e result being a considerable 

 increase in the expenditure of the Club. 



Dr. Warren de la Rue was elected into the vacancy made 

 by the death of Dr. Allen Thomson. 



DR. WARREN DE LA RUE was born hi Guernsey on January I5th, 

 1815, educated in Paris, entered his father's business as a printer 

 in London at an early age, but took a keen interest in chemistry 

 (attending Hofmann's lectures), physics, and mechanism. Elected 

 F.R.S. in 1850, he turned his attention to practical astronomy, 

 and worked at celestial photography, making a special study of the 

 moon in his observatory at Canonbury. His photographs, taken 

 during the total eclipse of the sun on July i8th, 1860, proved the 

 ' red flames ' to belong to the sun, from which he proceeded to 

 sun-spots, but later in life reverted to chemistry and investigated 

 electric discharges through gases. He received a Royal Medal 

 in 1864, with other honours, including a D.C.L. from Oxford, ending 

 his busy life on April igth, 1889. 



1885. On Nov. 26th, two vacancies were announced, 

 one from the death of Dr. W. B. Carpenter, the other from 

 Professor A. W. Williamson becoming an honorary super- 

 numerary member, but the want of a quorum prevented 

 these from being filled till Jan. I4th, 1886, when Mr. W. 

 Thiselton-Dyer and Professor J. W. Judd were elected. 



SIR WILLIAM TANNER THISELTON-DYER was a physician's son, 

 bora in Westminster on July 28th, 1843, took his degree from 

 Christ Church, Oxford, and is still continuing his botanical researches 

 at his home near Witcombe, Gloucestershire. He was appointed 

 Assistant-Director of the Royal Botanic Gardens, Kew, in 1875, and 

 succeeded his father-in-law, Sir J. D. Hooker, as Director in 1885, 

 retiring in 1905. Elected F.R.S. in 1880, he has received the 

 Doctor's degree from Oxford, Cambridge, and other Universities, was 



