Category:Class book of economic entomology (1919)

Media in category "Class book of economic entomology (1919)"

The following 8 files are in this category, out of 8 total.

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  Agrotis wing venation by William Lochhead (1919).jpg 787 × 858; 202 KB
  
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  Class book of economic entomology (1919) (20469110419).jpg 1,852 × 2,854; 1.54 MB
  
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  Class book of economic entomology (1919) (20655690695).jpg 2,094 × 3,072; 1.01 MB
  
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  Class book of economic entomology (1919) (20655849665).jpg 1,838 × 2,856; 1.85 MB
  
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  Class book of economic entomology (IA classbookofecono01loch).pdf 914 × 1,397, 462 pages; 32.58 MB
  
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  Malacosoma wing venation by William Lochhead (1919).jpg 890 × 1,320; 288 KB
  
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  Notodonta wing venation by William Lochhead (1919).jpg 846 × 1,068; 232 KB
  
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  Pyralis wing venation by William Lochhead (1919).jpg 737 × 941; 209 KB