100 
Preparation— Page. 
For interview. 49 
Of the case. 65 
Of the case, bearing of complaint on. 58 
Preparing for court. 69 
Preparing witnesses.-. 71 
Preserving perishable evidence. 41 
Primary evidence. 83 
Principles, applying to concrete cases. 30 
Private rights, violations respecting. 6 
Production and effect of evidence. 84 
Promises and threats, avoiding. . 53- 
Property trespass. 24 
Prosecuting several persons for the same fire. 66 
Prosecuting the same person for separate fires. 66 
Protection in execution of warrants. 61,64 
Public sentiment, bearing of, on court to be used. 17 
Publicity for prosecutions. 69 
Qualifications for investigative work. 3,25 
Questioning: 
In cross examination. 76 
In interviews. 45,49,51 
To force a confession. 53 
Questions: 
Improper, objecting to in court. 79 
Leading, in court. 76,79 
Opposing, attention to in court. 73 
Rebuttal. 67,78 
Receipts: 
Giving, for articles seized on search warrants. 63 
Taking, for articles turned over to marshal or sheriff. 29 
Record: 
Notebook. 29 
Of clues, etc. 27,28 
Of interviews. 45,48,52 
Use of, in testimony. 71 
Recording: 
Finger prints. 39 
Tracks. 36 
Recovery, probable, effect of, on starting damage suits. 16,18,21 
Reexamination in court. 78 
Regulations, Department of Agriculture. 9,20,21,23 
Reimbursement for expenses. 64 
Relevancy of evidence. 80 
Replica of a track from a cast. 37 
Report of investigation to district forester. 68 
Reports. 2 
Restoring mutilated papers. 41 
Return of warrants. 62 
Rewards. 18,56 
