Dec., 1885.] history society of Wisconsin. 
47 
Mr. Win. Frankfurth moved that a committee be appointed 
to confer with the Wisconsin Academy of Arts, Sciences and 
Letters, the State Historical Society and the Hoard of Trustees 
of the Milwaukee Public Museum relative to the preservation of 
the more characteristic mound-builders’ works located in dif¬ 
ferent parts of Wisconsin. The motion was carried. 
H. C. Schrank, John A. Dadd, Wm. M. Wheeler, and B. K. 
Miller, Jr., elected members. 
A credit of $65 was voted to the Microscopical Section and of 
$100 to the Committee on Publications. 
December 7,1885. 
Dr. Peckham in the chair. 
Treasurer C. Hennecke reported $333.23 on hand, $50.00 
outstanding dues at this date, and a membership of 132. 
Officers elected for the ensuing year: 
President—Doctor G. W. Peckham. 
Vice-President—A. Meinecke. 
Corresponding Secretary — Wm. M. Wheeler. 
Recording Secretary—A. Conrath. 
Treasurer — C. Hennecke. 
Librarian — A. Toellner. 
Dr. Brendecke delivered his second popular lecture on micro- 
organising the subject being “ Bacteria.” He remarked on: Defi¬ 
nition, organization, form, life-conditions, propagation and dis¬ 
tribution of the Schizomycetes called Bacteria. —Timole, carbolic 
acid, corrosive sublimate, etc., prevent their multiplying, but do 
not destroy them.— Classification according to Cohn. — The mem¬ 
brane covering their protoplasmic body not affected by acids, 
etc. —Life extinguished by the temperature of boiling water. 
Their spores more enduring. — Zymotic micrococci, causing both 
fermentation and putrefaction.—Pigment-bacteria.— Occurrence 
of pathogenic micrococci in numerous diseases mentioned. — Ba¬ 
cilli the most dangerous class. Fortunately killed by drying, by 
hot water and a temperature below the freezing-point.— Spirilli and 
Vibriones.—Naegeli’s opinion that some forms are only different 
stages of the development of others. —Tulasnes observations. — 
In conclusion, the speaker admonished communal authorities 
