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1250. Sanderson, E. D. The card-index system for entomological 
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1251. Sanderson, E. D. Insects of 1903 in Texas. <Bull. No. 46, 
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1252. Sanderson, E. D. Insects mistaken for the Mexican cotton- 
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1253. Sanderson, E. D. The kelep and the cotton plant. <Science, 
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_ * 
1254. Sanderson, E. D. The Mexican cotton-boll weevil in Texas. 
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1255. Sanderson, E. D., and E. C. Green. Directions for treatment 
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1256. Sanderson, E. D., and C. L. Penny. Hydrocyanic acid gas as 
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1257. Satterthwait, A. S. A Philadelphia shade tree pest. <En- 
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1259. Schwarz, E. A. A season’s experience with figs and fig-insects 
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1264. Scott, W. M. A preliminary note on a new species of Aphis 
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