Great Lakes Radiobeacon Maps

There are three maps on this page: 1947, 1965 and 1985, but they are too large for cellphones.

 Here, courtesy of Joe Papworth, K8MP, is a PDF 1947 Great Lakes Beacon Map which can be enlarged for detailed viewing.

Click on this 1965 map image for a detailed version. From a museum ship display photographed by Tom Drake W4IWH
Image of a Map of 1965 Great Lakes redio beacons


Click on this 1985 map image for a detailed version.
Image of a Map of 1985 Great Lakes redio beacons