Pine Creek, whose water, if
necessary, may supply the
City, being turned into
James White’s branch.

F.I.Pts.
Perpendicular height of the
source of Tiber Creek,
above the level of the
tide in said Creek.		 -2367⁵⁄₈

Perpendicular height of James
White’s Spring, being part
of Tiber Creek, above the
level of the tide in said
Creek.

This branch of the Tiber, is intended
to be conveyed to the President’s
house.

The water of this Creek is intended to be
conveyed on the high ground, where the
Congress house stands, and after watering
that part of the city, its overplus will fall
from under the base of that Edifice, and
in a Cascade of 20 feet in height, and 50 in
breadth into the reservoir below; thence to
run in three fills through the Garden into
the grand Canal.

The perpendicular height of the ground
where the Congress house stands, is
above the tide of Tiber Creek, 78 feet.

°′
Lat. Congress House,38.53.N.
Long.0′.0′.

References.

F.Grand Cascade, formed of the Water from the sources of the Tiber.
G.Public walk, being a square of 1,200 feet, through which carriages may ascend to the upper Square of the Federal house.
H.Grand Avenue, 400 feet in breadth, and about a mile in length, bordered with gardens, ending in a slope from the houses on each side. This avenue leads to the Monument A, and connects the Congress Garden with the
I.President’s park, and the
K.Well improved field, being a part of the walk from the President’s house, of about 1,800 feet in breadth, and ³⁄₄ of a mile in length. Every lot, deep coloured red, with green plots, designates some of the situations which command the most agreeable prospects, and which are the best calculated for spacious houses and gardens, such as may accommodate foreign Ministers, etc.
L.Around this Square, and all along the
M.Avenue from the two bridges to the Federal house, the pavement on each side will pass under an Arched way, under whose cover Shops will be most conveniently and agreeably situated. This street is 160 feet in breadth, and a mile long.