ERRATA

Page xxvi, chart title 45: for "" read "P' "; chart title 46, third line: for "'s" read "P''s."

Page 182, line 5: for "effect" read "affect."

Page 305, line 1: for "i" read "i'."

Page 418, line 5: for "+" read "-."

Page 423, sixth line from bottom: for "6.7" read "7.3."

Page 424, in chart title: for "P,P', P' " read "P,P', ."

Page 426, line 2: for "P' and P' " read "P' and "; line 4: for "P' " read ""; line 7: for "P' " read "."

Page 442, line 6: for "leaves" read "leaving"; line 10, for "leaves" read "leaving."

Edition: current; Page: [vii]