After a close examination of the victim's wounds and conferring with the medical examiners that performed the post mortums, examinations on the bodies, Dr. Nuguchi, Dr. Henry, and Dr. Herrera, investigating officers have come to the following conclusions, #1 the knife that inflicted the stab wounds was probably a bayonet. The bayonet being extremely sharp for at least a distance of three inches. One edge becoming flat at that point. The blade length is at least six inches long and there is probably a guard on the weapon. Although the blade entered the most of the bodies six inches no imprint from the guard was left on the bodies.

#2, Parent, Frywkoski and Sebring were shot with a caliber 22 long rifle bullet. The probable weapon used was a high standard "Double nine long horn" revolver. It has a 9-1/2" barrel and a 15" overall length. It has a nine shot capacity and has a blue steel finish, the catalogue number is 9399. The manufacturer has been contacted and states this weapon has been in production since February of 1967. He has contacted thirty-three west coast jobbers for sale numbers and sales information on a l l 9399 models. A complete list of all 9399 models sold in Los Angeles since 1967 has been received and is included as addendum number 5 in this report.

Special Investigations Unit, Administrative Detective Bur, is in the process of checking all model 9399 sold within a driving radius of two hours of Los Angeles. The results of this investigation will be included in future progress reports.

The Royal Canadian Mounted Police, Toronto, Canada were contacted and a request was made for a similar check on all model 9399 weapons sold in Canada. Fifteen weapons have been sold throughout all of Canada and are included in addendum 6 in this report. The results of their investigation as to the actual whereabouts of these weapons at this time will be listed in future progress reports.

#3, The white nylon type three strand rope (G28) wrapped around victims Sebring's and Polanski's necks could have been used to control or limit their activities. There is no evidence however, to indicate this rope was used to choke or otherwise harm these victims. Efforts are being made by SID to identify the manufacturer and distributor of this rope. Progress on their attempts will be reported in future progress reports.

Unknown.

The following items are considered of paramount importance to the investigation. #1, the above described gun grips with the blood type O on them.

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