64 SCIENCE. 
brick, molded brick and sandstone for 
finish. 
In plan the building is a parallelogram, 
with a central projection 40 feet wide, 
flanked by octagonal turrets extending 
through the several stories and finished 
above the main roof line. The principal 
[N.S. Vou. XIII. No. 315. 
The arrangement of rooms is shown in the 
accompanying diagrams. 
A feature of theequipment is the aquarium 
and vivarium rooms in the basement. In 
the aquarium there are five tanks, each con- 
taining 290 gallons, paneled off from the 
main room as in the Berlin, Washington, 
Fie. 5. Lecture Room. 
entrance gives access to a wide staircase 
hall. Directly opposite this entrance is the 
doorway to the Museum. 
The Museum occupies three floors, the 
two upper ones having each an area of over 
4,650 square feet, the first floor being con- 
nected with the second by an iron staircase 
and a large floor-well, which forms a feature 
in the construction of the second floor. 
The whole Museum has a southern exposure 
and is adequately lighted. 
Battery Park and other aquaria. Thus the 
public can see the animals under the most 
favorable conditions, while in the aquarium 
section the students may work at problems 
in comparative physiology and comparative 
psychology without being disturbed. Three 
of the tanks are for marine and two for 
fresh-water animals and plants. The great 
advantage, as an adjunct to teaching, of hav- 
ing alive such animals as meduse, star- fish, 
sea-cucumbers and anemones is apparent to 
