[181.] II. When the Perſpective Plane is inclined. Prob. III.
[184.] III. When the Perſpective Plane is Parallel or Horizontal. Prob. V.
[192.] Prob. I. 122. To draw Vertical Dials.
[195.] Prob. II. 123. To draw inclining Dials.
[196.] The Uſe of the Camera Obscura in Deſigning. Advertisement.
[197.] The Uſe of the Camera Obscura in Deſigning. Definition.
[200.] The Deſcription of the Firſt Machine.
[202.] Uſe of the Machine. Problem I.
[203.] Demonstration. Concerning the before-mention’d Inclination of the Mirrours.
[207.] As the Machine’s Height above the Table, leſs the Glaſs’s focal Length, is to
[208.] The Height of the Machine above the Table; So is The Glaſſes focal Length, to the Diſtance of the Figure from the Glaſs.
[209.] 37 Remarks concerning the Repreſentation of Per-ſons Faces.
[210.] A Deſcription of the Second Machine.