For the experimental series 20 persons were considered, of these, 10 for intravenous injection (Series A), 10 for intramuscular injection (Series B) and, in addition, 5 persons for control.

On 13 Nov 44, the 25 experimental persons were infected by subcutaneous injection of 1/10 cc. each fresh typhus-infected blood. All persons fell sick as follows: Series A—10 serious; Series B—1 medium 9 serious; Control—5 serious.

22 Dec 44:

The experimental series was concluded.

2 Jan 45:

Chart and case history completed.

19 deaths (9 Series A, 6 Series B, 4 Control).

Dr. Schuler

TRANSLATION OF DOCUMENT NO-257

PROSECUTION EXHIBIT 283