Al Tiplin was a teacher, geologist, author, and historian. Much of his material was donated to the Niagara Falls Heritage Foundation, which donated it to the Niagara Falls Public Library when it disbanded.
Cripps Eddy located along the Canadian shore of the Niagara River just north of the whirlpool. This is a photo of a "low tide" occurence, taken the same day as a similar "high tide" photo.