First Four Printings

The following errors were corrected in the Fifth Printing. To see if your copy is one of the first four printings, turn to the copyright page—the one with the Library of Congress cataloging information, on the back of the title page. If the fifth line on that page begins ``that, as of August 27, 1985'', then your copy is from the first four printings.

• page xiii
• page 2
• page 15, line 18
• page 24, line 13
• page 31, line 7
• page 39, line 2
• page 39, line 17
• page 40, line -8
• Section 3.3.5, page 49
• page 52, last line
• pages 55–58, 124, and 173–174
• page 56, line -3
• page 60, line -7
• page 74, line 20
• page 75, line 15
• page 79, line 16
• page 88, line 27
• page 89, line 16
• page 95, line 5
• page 96
• page 98, line 6
• page 102
• page 104, line -3
• page 113
• page 116, line 20
• page 118, line -10
• page 129
• pages 141–142
• page 142
• page 147, line 6
• page 152, line -6
• page 157, line -10
• page 158, line -12
• page 160, top line
• page 160, line -9
• page 163, line 19
• page 168, line -5
• page 169, line -5
• page 169, line -3
• page 170
• page 174, line -1
• page 176
• page 185, line -5
• page 187, lines 15–17
• page 188, lines 1, 2, 4, 8
• page 191, line 13
• page 191, line 14
• page 199
• page 217
• page 223, column 2, line 13
• page 225
• page 228
• Tear-Out Command Sheet