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Handbook of Nature-Study 



by which it escaped ? Would you think there was enough substance in a 

 half a pine needle to support a little creature while it grew up? 



10. If you find leaf -miners at work, do not pluck off the leaves being 

 mined but cover each with a little bag of swiss muslin tied close about the 

 petiole and thus capture the winged insect. 



Witch-hazel, showing work of leaf-rollers, leaf-miners 

 and gall-makers. 



