The Microscope. 377 



In the following table Dr. Stei'nberg's studies are brought 

 together with those of other observer^. When not his own his 

 authority is given in parenthesis. The time of exposure is ten 

 minutes, unless otherwise stated. 



Name of Organism. Centigrade. Fahrenheit 



Spirilhim choleras Asiaticge 52° 125.6" 4 m. 



Spirillum tyrogenum* 52 125.6 4 m. 



Spirillum Finkler— Prior 50 122 



Bacillus anthracis (Chauveau) 54 129.2 



Bacillus typhi abdominalis 56 132.8 



Bacillus mallei^ (Loffler) 55 131 



Bacillus of Schweine — Rothlauf (Rouget 



Pasteur) 58 136.4 



Bacillus murissepticus 58 136.4 



Bacillus Neapolitanus^ 62 143.6 



Bacillus cavicida*. 62 143.6 



Bacillus pneumonifB^ 56 132.8 



Bacillus crassus sputigenus 54 129.2 



Bacillus pyocyanus 56 132.8 



Bacillus indicus 58 136.4 



Bacillus prodigiosus 58 136.4 



Bacillus cyanogenus 54 129.2 



Bacillus fluorescens'' 54 129.2 



Bacillus gallinasum (Salmon)'' 56 132.5 



Bacillus acidi Lactici^ 56 132.8 



Bacillus alvei; spores 100 212 4 m. 



Bacillus anthracis; spores 100 212 4 m. 



Bacillus butrycus; spores 100 212 4 m. 



Bacillus mycoides; spores 100 212 4 m. 



Bacillus tuberculosis (Schill & Fischer) 100 212 4 m. 



Staphylococcus pyogenes aureus 58 136.4 



Staphylococcus pyogenes citreus 62 143.6 



Styphlococcus pyogenes albus 62 143.6 



Streptococcus erysipelatus 54 129.2 



Micrococcus tetragenus 58 136.4 



Micrococcus Pasteuri 52 125.6 



Micrococcus gonorrhoea" 60 140 



1. C^heese spirillum, 

 a. Bacillus of glanders. 



3. Emmerich's bacillus. 



4. Brieger's Bacillus. 



5. Friedlaniler's. 



6. From water. 



7. Pasteur's •' microbe du cholera des poules." 



8. Oid cuUure in tlesh-peptoue-geiatine not killed by 60"^, probably owing to the 

 presence of sp ires. 



9. A single experiment. A lower temperature would probably be effective. 



