Port Huron

1991

1:24k

Port Huron

1968

1:24k

Port Huron

1968

1:24k

Port Huron

1952

1:24k

Port Huron

1949

1:24k

Port Huron

1939

1:24k

Saint Clair River Including St Clair Flats and Foot of Lake Huron

1974

NOS Lake Survey Center

1:40k

Saint Clair River Including St Clair Flats and Foot of Lake Huron

1973

NOS Lake Survey Center

1:40k

Saint Clair River Including St Clair Flats and Foot of Lake Huron

1972

NOS Lake Survey Center

1:40k

Saint Clair River Including St Clair Flats and Foot of Lake Huron

1966

NOS Lake Survey Center

1:40k