新石器時代の、穀物を挽くための硬い砂岩のプレートと、それをローラーで挽く仕組み。 - Tuareg - Niger (No reserve price)

Neolithic sandstone plate from Niger of Touareg origin, titled du néolitique, a hard sandstone plate with a wheel used to grind grain, weighing 1100 g and measuring 23.5 × 10 × 2.5 cm, in excellent condition, original, sold with stand, provenance private collection.