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REPORT OF THE DIRECTOR OF THE 
LABORATORIES 
Dr. N. L. Brrrron, Drrecror-1n-CuiEr. 
Sir: I have the honor to submit the following report. 
The position of Director of the Laboratories at the New 
York Botanical Garden was officially assumed by me on 
October 1, 1911. I was, however, on the ground and at 
work during the two weeks preceding that date. 
The Laboratories 
The room on the upper floor of the museum building 
known as the Morphological Laboratory has been refitted 
and arranged as a general laboratory for research in mor- 
phology and cytology. This task took several weeks of 
my time. Six working desks have been installed, gas 
connections have been made and Welsbach lamps and 
blue globe light filters provided. This equipment greatly 
facilitates microscopic studies, especially on cloudy days 
and in the hours of late afternoon, and is a provision which 
is necessary for the best results when high power objectives 
are in use. 
Microtomes, paraffin ovens, and a drying oven have 
been placed on a large table near the center of the room. 
At the rear of the room the several wall cases contain the 
various reagents and chemicals needed for investigation 
in the laboratory. Shelving has been placed in the dark 
room which will be utilized chiefly as a store room. The 
chemical laboratory has also been overhauled in some 
degree with the aim of securing the best facilities for work. 
In arranging the laboratories the equipment at hand was 
utilized to full extent. Almost no new apparatus has been 
purchased and the total expenditure for supplies has been 
small. The present equipment is quite adequate for the 
immediate needs. During the coming year some addi- 
