THIS SPACE FOR SALE 



Apply to 



THE EDITOR, OTTAWA NATURALIST 

 /Entomological Branch Dept. Agr. Ottawa) 



THIS BAROMETER 



WILL TELL YOU 

 ACCURATELY OF 

 THE WEATHER 



A Scientific Instrument, not a Toy 



$3 50 



HENRY BIRKS & SONS, LTD. 

 99-105 Sparks Street, OTTAWA 



E. R. WATTS & SON, CANADA LIMITED 



Surveying and Scientific Instrument Makers 



Repairs to all instruments promptly executed at either address 



45 Bank St., Ottawa - 65 Albert St., Winnipeg 



L. C. SMITH & BROS. TYPEWRITER 



BUILT LIKE A WATCH 

 MOST POPULAR TYPEWRITER TO-DAY 



OTTAWA TYPEWRITER CO. Limited 



TO ENSURE THE SAFETY OF YOUR FUNDS 

 WHEN TRAVELLING ALWAYS CARRY 



Dominion Express Company 

 Travellers' Cheques 



PAYABLE ALL OVER THE WORLD 



These cheques are issued in denominations of $10, $20, $50, 

 $100 and $200: are self -identifying and show the exact amount 

 which will be paid in the country in which presented. 



For further particulars apply to any agent of the company in the nearest C.P.R. 

 station, or to Supt. Money Order Dept. Dominion Express Co., Toronto. 



