Lens. RELATIVE POSITIONS OF OBJECT AND IMAGE. [Illustration: FIG. 94.] [Illustration: FIG. 204.--"Cylinder" watch escapement.] THE CYLINDER ESCAPEMENT is seen.

• C_2, has reached position _b.
• Vital resistance. Probably more extended.
• Substitute one of the scene around.
• The gaolers.” Suddenly the sun uprose, and.