Errata

ERRATA Page Line 121. 3. from the bottom, for $280^\circ$ read $270^\circ$ 251. 2. for has read have 262. 22. for grass and flies read gnats 267. 2. for caves read eaves 12. for when she stretches read and stretches 328. 14. dele and 341. 1. from the bottom, for sufficient read sufficient 464. 19. for inconvenience read inconvenience