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below the water-fall near the Lorillard Mansion was removed 
by the Park Department during December, and its demoli- 
tion has greatly increased the beauty of the river valley at 
that point, the view of the water-fall from the concrete bridge 
across the Bronx gorge being now unobstructed. 
Waiter Supply 
There has been no modification of the water supply system 
during the year. When funds become available, it will be 
desirable to construct a system of two-inch supply pipes on 
the terrace of conservatory range no. I, in order to provide 
convenient irrigation for the new flower gardens at the foot 
of the terrace around that building and for plantations to be 
established on the terrace itself. 
Buildings 
The new pergola or shelter-house on the east side of the 
herbaceous grounds finished during the year is a useful and 
ornamental structure. 
Much repair work has been necessary on the older build- 
ings. ‘The exterior roof surfaces of conservatory range no. 
1 were completely painted and all glass panes carefully gone 
over and made secure. At power house no. I, it was found 
necessary to tear down and reset the brickwork of all five 
boilers. Several hundred feet of new steam radiating pipes 
were necessary in conservatory range no. I, and minor re- 
pairs were made to the steam mains in the museum building 
and the steam heating system of conservatory range no. 2. 
The terra-cotta cornices on the northeast side of the museum 
building were repointed and partially reset. Much work 
has been necessary on the roof of the museum building in 
relaying tiles, in continuation of the defects in this roof 
which became apparent several years ago. About one half 
the area of the roof of power house no. I was similarly 
relaid. 
The repair work accomplished during the year continues 
the buildings in reasonably good condition, but considerable 
