THE OTTAWA PAPER BOX CO. 



132 QUEEN STREET 

 OTTAWA 



. 



Manufacturers of Riker Specimen Mounts, 

 Natural History Specimen Trays, Glass Topped Boxes, 

 Millboard Mailing Boxes, Tubes, etc. 



C. A. OLMSTED & SON 



Jewellers : Opticians : Watchmakers and Engravers 



Dealers in Fine Diamonds, Sterling Silver, 

 Electro Plated Ware and Rich Cut Glass. 



; 



"THE STORE OF MODERATE PRICES" 

 208 SPARKS ST., OTTAWA Phone Queen 1430 



THIS SPACE FOR SALE 



Apply to 

 THE EDITOR, OTTAWA NATURALIST 



(Entomological Branch, Dept. Agr., Ottawa) 



L. C. SMITH & BROS. TYPEWRITER 



BUILT LIKE A WATCH 

 MOST POPULAR TYPEWRITER TO-DAY 



OTTAWA TYPEWRITER CO. Limited 



THE NATURAL SCIENCE STORE 



Entomological, Botanical and Geological 

 Apparatus and Supplies 



VASCDLUMS 

 ENTOMOLOGICAL PINS 

 ENTOMOLOGICAL 



COLLECTING BOXES 

 KILLING VIALS 



EXHIBITION MOUNTS 

 MAGNIFYING GLASSES 

 STRETCHING BOARDS 

 COLLECTING NETS 

 KILLING EOTTLES 



INSECT BOXES 

 RIKER MOUNTS 

 GEOLOGISTS' HAMMERS 

 MICROSCOPES 

 DISSECTING SETS 



INSTRUMENT REPAIRS A SPECIALTY 



E. R. WATTS & SON, CANADA, LIMITED 



