6 CONTENTS. 



Methods of analysis and analyses of samples Continued. Page. 



Roach pastes 44 



Methods of analysis and discussion 44 



Analyses and discussion 45 



Tobacco extracts 46 



Methods of analysis and discussion 46 



Analyses and discussion 47 



Miscellaneous solid insecticides and fungicides 47 



Methods of analysis and composition of compounds 47 



Bug Death 47 



Veltha 48 



Iron Sulphate 49 



Scrofularia 49 



Sulphur 49 



P. D. Q. Insect Powder 49 



Lambert's Death to Lice 50 



Electric Vermin Exterminator 50 



Instant Louse Killer 51 



Whitney's Sulphon Garbolate of Lime 51 



Tobacco and sulphur (two samples) 52 



Fibro Ferro Feeder 52 



Potassium Cyanide 53 



Tar Camphor 53 



Fanciers' Friend 53 



Roachsault 53 



Par' Oidium 54 



Fleck's Lice Exterminator 54 



Grub and Canker Worm Exterminator 54 



Miscellaneous liquid insecticides 55 



Methods of analysis and results of distillation tests 55 



Lee's Lice Killer 55 



Leggett's Killer ... j 56 



Sure Death to Insects 56 



Dr. Baker's Liquid Death Drops 57 



Heine's Liquid Insect Destroyer and Disinfectant 57 



Thymo-cresol 57 



Dyke' s Louse Paint 58 



Chloro Naptholeum 58 



Correspondence with manufacturers 59 



ILLUSTRATION. 



Page. 

 FIG. 1. Apparatus for determining boric acid 41 



