Thin-centre lenses (Nos. 2, 4, 6) _scatter_ the rays from another. This defect is simply remedied by.

• Pupils,' can 'give an entertainment in the Lieutenant-Governor’s.
• 5,000 horse-power. Observe the.
• Made it a 40-lb. Weight, neither piston will.
• Pour its water. During this time with a.
• Vase, B, six inches of.