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Transparency relief map of Canada

• MS-2-789, Box 14, Folder 24, Item 38
• Item
• 1987

Part of Bill Freedman fonds

Transparency map showing areas of spruce budworm infestation in eastern Canada, 1981

• MS-2-789, Box 14, Folder 24, Item 37
• Item
• 1983

Part of Bill Freedman fonds

Collage of maps showing the spread of spruce budworm in eastern Canada, 1967-1981

• MS-2-789, Box 14, Folder 24, Item 39
• Item
• [1983?]

Part of Bill Freedman fonds