BC, Canada
The Big Bar Reaction Ferry crosses the Fraser River, 72 Kms West of Clinton BC.
The following pictures were taken by Elain Genser ca early 1970's, donated June 2020
Operator's name in photos above not known. If you know please let me know to add it here.
The lady and her dog appeared from no where and disappeared when they landed.
Still running 2020
https://www2.gov.bc.ca/gov/content/transportation/passenger-travel/water-travel/inland-ferries/big-bar-reaction-ferry