| 2009 Greenwood's Guide to Great Lakes Shipping | ||
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| $80.00 | ||
| 2009 Greenwood's Guide to Great Lakes Shipping CD (Searchable PDF) |
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| $65.00 | ||
| 2009 Greenwood's Guide to Great Lakes Shipping PDF download (Searchable PDF) |
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| $45.00 | ||
Adobe Acrobat Reader 7 or higher required. |
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