porcupine lake - map search

Topographic map c09-a of scale 1:500 000

English - US military - 1988 - 12Mb -

Topographic map 072233 of scale 1:250 000

English - US Geological Survey - 1944 - 6Mb -

Topographic map 072215 of scale 1:250 000

English - US Geological Survey - 1956 - 7Mb -