Citation - Pennsylvania Gazette-Philadelphia: 1755.09.18

PG-P.755.156
18 Sep 1755:42 (1395)
On Monday, October the sixth, is intended to begin an
evening school, at the sign of the Hand and Pen, in Second-
street; where will be taught, writing, arithmetick, vulgar
and decimal, merchants accounts, navigation, mensuration,
and gauging, &c. by [signed] William Dawson.
  N.B. Said Dawson has a large cellar to lett, under his
school-room.