Неопознанное судно - проект RDB 66.33

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Below are the photos of different vessels of the same design, which had not been identified (at least, by the name) when uploading.
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Design:	RDB 66.33
Строительство промерного судна класса РРР « О 2,0 (лед 20) А» для ФЕДЕРАЛЬНОГО КАЗЕННОГО УЧРЕЖДЕНИЯ "РЕЧВОДПУТЬ"

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