They consist of Lake levels taken by Charles H. Strowger, a local land surveyor, at bench marks in the area of Nine Mile Point on Lake Ontario.
These are taken in the spring and related to his love of fishing.
His conclusion: The elevations "show an irregularity in the rising and falling of the waters at the points selected for observation."
Please remember that the Great Lake levels are manipulated by the government.
Really. Just how do they do that?