Deer Island to Thorofare and Casco Passage Identifier: 3651 Title: Deer Island to Thorofare and Casco Passage Type: Map Date: 1940 Medium: paper Pages: 1 nautical chart Collection: Map Collection Object ID: MAP 0100 SEM Location: 5C1, 5C2 Citation “Deer Island to Thorofare and Casco Passage,” Northeast Harbor Library, accessed May 3, 2024, https://nehl.digitalarchive.us/items/show/2658.Item 3651 Save this item as a PDF file