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METAL CASES 



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Described in "ENTOMOLOGICAL NEWS," page 177, Vol. XV 



These cabinets are the best and safest ever designed for the preservation 

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BROCK BROS., Harvard Square, Cambridge, Mass. 

 JUST PUBLISHED 



CONTRIBUTIONS TO THE NATURAL 

 HISTORY OF THE LEPIDOPTERA OF NORTH AMERICA 



By WM. BARNES, S.B., M.D., and J. McDUNNOUGH, PhD. 



Volume I. No. i. Revision of the Cossidae. 35 pp., 7 plates $1.50 



No. 2. The Lasiocampid genera Gloveria and its allies. 



17 pp., 4 pis i. oo 



No. 3. Revision of the Megathymidae. 43 pp., 6 plates . 1.25 



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J3NTOMOLOGISCHE BLATTER. 



An Illustrated Monthly Journal devoted solely to Coleoptera. The eighth volume (1912) will 

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 other news. Volume 7 contained 60 original articles, a review of the literature on bark-beetles 

 (65 pp ) and a list of specialists in Coleoptera. 



Indispensable for the collector of Beetles. Published in German. Foreign subscriptions 3 

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THE POMONA JOURNAL OF ENTOMOLOGY 



Published by the Biological Department of Pomona College 



The only entomological journal published on the Pacific Slope. A well-established, high-class 

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