249 PROCEEDINGS OF THE CANADIAN INSTITUTE.. 
103. Pyciodes Camillus, Edw. Edmonton. 
104, es Marcia, Edw. Edmonton, 
105. a Nycteis, Doubld. Edmonton. 
106, Argynnis Nevadennis, Edw, Calgarry, 
The President, Dr. Bryce, Mr. Chas. Levey and Mr. B. B. 
Hughes took part in the discussion which followed. 
TWENTY-FOURTH ORDINARY MEETING. 
The Twenty-fourth Ordinary Meeting of the Session 1883- 
84 was held on Saturday, April 26th, 1884, the President in 
the chair. 
The minutes of last meeting were read and confirmed. 
The nomination of Office-bearers and Members of Council 
was made. 
A communication was read from Mr. W. Thompson, Presi- 
dent elect of Section A of the British Association for the. 
Advancement of Science, giving notice of special discussions. 
in the Section of Mathematical and Physical Science. 
The following list of donations and exchanges was read : 
1. Journal of the Transactions of the Victoria Institute, Vol. 17, No. 68. 
2. List of Members, Council, &c., of the -Royal Society of Edinburgh, 
November, 1883. 
3. Science, Vol. 3, No. 68, April 18, 1884. 
4, Ninth Annual Report of the Ontario Agricultural College and Experimental. 
Farm for 1883. 
5. Report of the Entomological Society of Ontario for 1883. 
. Science Record, Vol. 2, No. 6, April 15, 1884. 
7. Report of Speeches at the Annual Dinner of the Institution of Civil 
Engineers, March 26, 1884. 
Mr. Henry S. Howland, jun., then read a paper entitled, 
for] 
‘THE ARTIOR ETCHING: 
Mr. Howland opened his subject with the following words : 
“Very often we, who are engaged in mercantile life, seem to lose 
sight of the great value of having some interests, some tastes and 
some pursuits independent of, and in many ways directly opposite im 
their influence, to our regular business—something to engage our 
leisure moments, to keep us from becoming too much absorbed in the: 
