Gale, G. H., D. A. Baldwin and J. Koo Massive Sulphide Potential Maps ER79-1-1 to ER79-1-23 Manitoba: Department of Energy and Mines, 1981. slipcase, 11" x 8.5", 23 maps. DX3. More Add to Cart Price: $75.00 Item Details Add to Wish List Ask a Question