Scrimshaws are carvings or engravings, usually on bone or ivory.
Scrimshaws are often associated with sailors and the sea.
Examples:
He collects scrimshaws from old ships.
The scrimshaws were made by sailors during their long voyages.
The scrimshaws show pictures of whales and ships.
She sells scrimshaws in her shop by the sea.
The scrimshaws tell stories of the ocean and its creatures.
The scrimshaws are very old and valuable.