Transcriber's corrections

p. xi: In the early half of the seventeenth[seventeeth] century

p. 7: An oculist[occulist] is an excellent sleight-of-hand

p. 35: Because he discovered[dicovered] a whole New World.

p. 45: What is the most difficult[diffcult] river on which to

p. 88: Why is a rooster on a fence[fency] like a penny?

p. 99: What animals are in the clouds? Rain-deer[Rain-dear].