Carved and scrimshawed polished coconut shell drinking cup, possibly for rum or whiskey, American, circa 18th century. Decorated with flowers, trees, carved barrel, pitcher, and decanter. Approximate diameter: 4 inchesCarving coconuts was a popular pastime for sailors and soldiers. Coconuts have been used as flasks dating back to the 16th century and earlier, some produced by naive artisans while others exhibit professional carving.