Browse Items (3 total)
- Subject is exactly "Lake Ontario (N.Y. and Ont.)"
Geologic map from Niagara folio, figure 10 Lake Tonawanda
Black and white lantern slide copy of a sketch map showing Lake Tonawanda and spillways from it to glacial Lake Iroquois, with surrounding text from an unidentified publication.
Geologic map from Niagara folio, figure 2 Escarpments
Black and white lantern slide copy of a sketch map of the vicinity of Lake Ontario showing physiographic divisions, with surrounding text from an unidentified publication.
Geologic map from Niagara folio, figure 8 moraines
Black and white lantern slide copy of a sketch map showing moraines around the west end of Lake Ontario, with surrounding text from an unidentified publication.