https://www.usgs.gov/data/apollo-17-geologic-training-exercise-sudbury-ontario-basin-19720328
Apollo 17 Geologic Training Exercise in Sudbury, Ontario Basin- 19720328 | U.S. Geological Survey
Memo describing the Apollo 17 geologic training exercise in the Sudbury, Ontario Basin from May 22, 1972 to May 26, 1972.