 | 419-03. Leaves on duckweed in the canal in Blackstone River and Canal Heritage State Park. Uxbridge, Massachusetts, October 10, 2004Similar picturesSmall thumbnails | Use large thumbnails | View as slideshow |
| 419-03. Leaves on duckweed in the canal in Blackstone River and Canal Heritage State Park. Uxbridge, Massachusetts, October 10, 2004Similar picturesSmall thumbnails | Use large thumbnails | View as slideshow |
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