
Asiatic Sociely of Bengal. Ixxxiii 
Leonard Rogers. 
ne name of Lt.-Col. Sir Leonard Rogers, Kt., C.LE.. 
F.R.S., M.D., B.Sc., F.R.C.P., F.R.C.S , F.A.S.B ,LMS., form- 
erly Proleasoy of Pathology. Medical ¢ Yollege, Caleutta, now Con- 
sultant Physician, School ot Tropical Medicine, London, is fam- 
iliar to all as that of one of the most famous authorities on trop. 
ical diseases such as Kala-azar, Leprosy and Cholera, and the 
moving spirit in the foundation of the lately completed School of 
Tropical Medicine in Caleutta, His most important published 
works are his books on ‘* Fevers in the Tropics,” “ Cholera 
and its Treatment,” and ‘‘ Bowel Diseases in the Tropics, ’’ but 
he has also contributed a eree number of papers on medical 
subjects to medical and research journals. He was awarded 
the Fothergillian Gold Medal and the Mary Kingsley Medal for 
his researches in Tropical Medicine and is a Fellow of the 
Royal Society of London. He is also an Honorary Member of the 
Cambridge Philosophical Society, of the Manila Medical Society 
and the American Climatological Association. He has held the 
office of President of this Society a nd of the Indian Science 
Congress and is now President of the Tropical Medical Section, 
of the Royal Society of Medicine, London. 
Thomas Henry Holland. 
The ety s re ‘Thomas Holland, K.C.S.1., K.C.1Js., D.Se. 
LL.D., F.R A.S.B., ete., is so well known in India that the 
briefest wer will be sufficient. He joined the Geological 
Survey of India in 1890, and became Director in 1903 returning 
in 1909. He was President of the Society in 1909, and for many 
years previously had taken an active interest in the work of 
the Council having been for a time its Honorary Secretary. 
He was Chairman of the Trustees of the ihdlian Museum from 
1905-1909, and President of the Mining and Geological Institute 
of India in 1906-07. He was appointed Professor of Geology 
in Manchester University in 1909, but came out to India again 
as President of the Industrial Commission in 1916, and remained 
as Chairman of the Munitions Board and subsequently as 
member of the Governor-General’s Council until 1921. Quite 
recently he has been appointed to the high office of Rector of 
the Imperial College of Science and Technology. Asa geologist 
he is best known for his description of the charnockite series of 
rocks and as an peepee ie for his paper on contact meta- 
morphosis in the races of Coo 
Sir T. Holland has taken the fullest possible opportunity 
of the high official aeeosies he has occupied in furthering the 
interests of science 
