1. USDA Forest Service, Northern Research Station; 3101 Technology Blvd., Ste. F Lansing MI 48910 U.S.A.
2. USDA Forest Service, Northern Research Station; 705 Spear Street Burlington VT 05403 U.S.A.
3. Otis Laboratory; USDA APHIS PPQ CPHST; 1398 West Truck Road Buzzards Bay MA 02542-1329 U.S.A.
4. Match-e-be-nash-she-wish Band of Potawatomi Indians of Michigan (Gun Lake); 1743 142nd Avenue Dorr MI 49323 U.S.A.