Zilveren mergboor, J.D. Pont, Amsterdam, 1752

This silver spoon, made by Amsterdam silversmith Jan Diederik Pont from 1729 to 1767, features a short, flat blade with two oval bowls of different sizes. It bears marks including the master’s mark, city hallmark, and year letter.

• The description claims the spoon was used to extract marrow from cooked bones.