PRESIDENTIAL ADDRESS. ; rf 
in August 1921, at the age of 81 years. Two papers were 
contributed by Mr. Statham to this Society’s Proceedings. 
Mr. Statham was educated at the King’s School, Parra- 
matta. His earlier training there was conducted under the 
supervision of the Rev. R. Forrest, but later under that of 
Dr. Woolls. He was trained as a civil engineer by the late 
Mr. Bell, City Surveyor. Mr. Statham was one of the 
pioneer officers in the Department of Works, N.S. Wales. 
He was Road Superintendent at Parramatta, Goulburn, 
and I]lawarra, the first section of the famous Bulli Pass 
being formed under his supervision. For many years he 
was Supervising Engineer for the Northern District of the 
State, his headquarters being at Grafton. Many trial rail- 
way survey lines from the plateau to the coast were made 
under his direction, particularly those from Tenterfield to 
Lismore, and from Armidale to Glenreagh. Mr. Statham 
was the oldest surviving member in this State of the 
Institute of Civil Engineers. He was elected an Associate 
Member of the Institute in 1868 and remained a member 
until his death 53 years later. Three sons survive their 
father, Mr. Claude Statham, Solicitor of Wollongong, the 
Rev. C. M. Statham, Rector of Christchurch, Sydney, and 
Mr. G. H. Statham, of the Solomon Islands. 
THOMAS IRWIN WALLAS, Bacteriologist and Analyst, 
joined the Royal Society in 1917, and died 10th Jan., 1922. 
HENRY DEANE WALSH, B.A.I. (Dublin), M. Inst.c.B, joined 
the Royal Society of New South Walesin 1891. He wasa 
member of our Council for the years 1906 — 1909, inclusive, 
and from 1913-—1918, inclusive. He wasa Vice-President 
during the period 1910 — 1912, inclusive, and was our 
President for the year 1909. Hecontributed two papers on 
engineering subjects to this Society. He was born in 
Ireland and he died on August 29th, 1921, being 68 years 
of age. He wasason of the late John Edward Walsh, who 
