Regulation of Great Lakes water levels; a summery report, 1974

• CA CAC SUPC 1-1922
• Item
• 1974?

Part of School of Urban Planning Collection

International Great Lakes Levels Board.

Régularisation des niveaux des grands lacs: rapport à la Commission Mixte International

• CA CAC SUPC 1-2137
• Item
• December,1973

Part of School of Urban Planning Collection

Bureau international des niveaux des grands lacs.