The said dock or wharf lines of the said ship channel and old river bed on the southeasterly side thereof, begin in the said northerly line of Riverbed Ave. N.W. one hundred and ninety-eight (198) feet easterly of the beginning of the northwesterly side; thence south 9 degrees 15 minutes west, at right angles with said northerly line of Riverbed Ave. N.W. fifty- five and eighty-three one-hundredths (55.83) feet; thence south 40 degrees 41 minutes west, one hundred and twenty-five and thirty-three one-hundredths (125.33) feet; thence south 47 degrees 41 minutes west, ninety and thirty-three one-hundredths (90.33) feet; thence south 54 degrees 41 minutes west, ninety and thirty-three one-hundredths (90.33) feet; thence south 61 degrees 41 minutes west, ninety and thirty-three one-hundredths (90.33) feet; thence south 68 degrees 41 minutes west, ninety and thirty-three one-hundredths (90.33) feet; thence south 76 degrees 38 minutes west, one hundred (100) feet to a point one hundred and forty-two and eighty-nine one-hundredths (142.89) feet distant at right angles from a point in the northerly line of Elm St. N.W., one hundred and ten and sixty-six one-hundredths (110.66) feet, easterly from its intersection with the easterly line of Division Ave. N.W., thence southwesterly to a point which is about one hundred and ninety-five (195) feet from the last mentioned point and said point is ninety-six and seventeen one-hundredths (96.17) feet from a point in the center line of Elm St. N.W. and measured along the north line of Division Ave. N.W.; at a point one hundred and sixty-one (161) feet southerly from a stone monument at the intersection of Division Ave. N.W. and Elm St. N.W., said dock line is three hundred and forty-eight and eighty-four one-hundredths (348.84) feet at right angles from this point; at a point two hundred and seven and fifty one-hundredths (207.50) feet from the abovementioned monument, said dock line is three hundred and sixty-eight and two one- hundredths (368.02) feet at right angles from this point; at a point six hundred and twenty-three and fifty one- hundredths (623.50) feet from the above-mentioned monument, said dock line is three hundred and seventy- six and forty-nine one-hundredths (376.49) feet at right angles from this point; thence south 10 degrees 30 minutes west, six hundred and forty (640) feet to a point in 28th St. N.W., thirty-seven and seventy-five one-hundredths (37.75) feet southerly, at right angles from a point in its northerly line two hundred and thirty-nine and seventy-five one-hundredths (239.75) feet westerly from its intersection with the westerly line of Division Ave. N.W.; thence south 20 degrees west, five hundred and seven (507) feet to a point which is one thousand seven hundred and seventy and eighty one-hundredths (1770.80) feet from the stone monument at the intersection of Elm St. N.W. and Division Ave. N.W. measured along the center line of Division Ave. N.W.; said dock line is two hundred and ninety and fifty-four one-hundredths (290.54) feet at right angles from said point; thence southwesterly six hundred and fifty-three (653) feet to a point which is three hundred and thirty (330) feet at right angles from a point in the center line of Division Ave. N.W. said point being six hundred and sixty-six and ninety-eight one-hundredths (666.98) feet from the angle in Division Ave. N.W.; thence south 82 degrees 48 minutes west, four hundred and thirty-seven and seventy one-hundredths (437.70) feet to a point two hundred and sixty-nine (269) feet north of the center line of old River Ave. N.W., measured on a line parallel with and one hundred and sixty-three (163) feet distant from the west line of 45th St. N.W.; thence south 89 degrees 58 minutes west one thousand four hundred and forty-four and thirty-three one-hundredths (1444.33) feet to a point two hundred and ten and fifty one-hundredths (210.50) feet distant at right angles from a point in the center line of old River Ave. N.W. and four hundred and thirty-two (432) feet easterly of its intersection with the westerly line of 54th St. N.W.; thence north 78 degrees 23 minutes west, four hundred and fifty-one and sixty-six one-hundredths (451.66) feet to a point in the westerly line of 54th St. N.W. two hundred and fifty-one (251) feet northerly of its intersection with the northerly line of old River Ave. N.W.