translate English to French: According to the current state of knowledge, 13 flour mills and grain elevators, 23 nail factories, 14 edge tool industries, and 18 sawmills and wood shops have been inventoried.
Selon l'état actuel des connaissances, on a répertorié 13 moulins et élévateurs à grains, 23 clouteries, 14 taillanderies, 18 scieries et ateliers de bois.