1. name and address of the agency 2. crime classification of the case by type and grade of offense 3. case number of the agency 4. copy of the offense report, the report of the preliminary investigation, or a brief history of the case 5. list of evidence, consecutively numbered by item, with brief description of each item and a notation as to (a) when and where it was found, (b) whether the item is known standard of comparison (c) whether any change has taken place in the evidence either through accidental mishandling or because a sample is being submitted rather than the full amount of evidence collected 6. list of suggested scientific examinations 7. brief statement of the problems in the case 8. name and address of the investigator to whom the exhibits should be returned upon completion of examination