International Boundary, From the St. Lawrence River to the Source of the St. Croix River, Sheet No. 51

1922

International Boundary Commission

1:12k

Madawaska

1986

1:24k

Frenchville SE

1975

1:24k

Frenchville

1935

1:63k

Frenchville

1935

1:63k

Frenchville

1935

1:63k

Frenchville

1935

1:63k

Frenchville

1932

1:63k

Frenchville

1932

1:48k

Madawaska

1994

1:100k