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Deferred Income | 12 Months Ended
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Dec. 31, 2018
Text Block [Abstract] |
Deferred Income |
9. | Deferred Income
The amounts shown in the accompanying consolidated balance sheets amounting to $4,366,091 and $5,191,654 represent cash related to time and bareboat charter revenues received in advance as of December 31, 2017 and as of December 31, 2018, respectively.

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