Archived Content Notice: This publication is provided for reference, research or recordkeeping purposes. It is not
subject to the Government of Canada Web Standards and has not been altered or updated since it was archived. Please contact us to
request a format other than those available.
Legacy geophysical and geological data from Lake Ontario, Lake Erie, Lake Huron, Georgian Bay, and Lake Michigan, Canada and
U.S.A.; Todd, B J

; Lewis, C F M

. Geological Survey of Canada,
Open File 8744, 2020, 12 pages,
https://doi.org/10.4095/327134 
Open
Access