Ⅰ．JOHN BARTON'S GREAT TROUBLE 3
Ⅱ．MARY'S NEW FRIEND 9
Ⅲ．MARGARET'S GRANDFATHER 15
Ⅳ．THE MILL ON FIRE 17
Ⅴ．POVERTY AND DEATH 25
Ⅵ．JEM WILSON'S REPULSE 35
Ⅶ．BARTON'S LONDON EXPERIENCE 40
Ⅷ．MR.CARSON'S INTENTIONS REVEALED 49
Ⅸ．ALICE'S FOSTER-CHILD 59
Ⅹ．MEETING BETWEEN MASTERS AND WORKERS 64
Ⅺ．BARTON'S NIGHT ERRAND 79
Ⅻ．MURDER 83
ⅩⅢ．JEM WILSON ARRESTED ON SUSPICION 86
ⅩⅣ．MARY'S EFFORTS TO PROVE AN ALIBI 96
ⅩⅤ．THE TRIAL 102
ⅩⅥ．THE RETURN HOME.BARTON'S DEATH 110
ⅩⅦ．CONCLUSION 115
VOCABULARY 118