Early polishers used three types of stone, whereas a modern polisher generally uses seven. The equipment needed to do this includes rock saws and polishers. Another variant, "Treasure Traders", variously used gemology terms such as "polishers", "stone cutters", etc. Resultantly, the use of such cleaners and polishers can prove detrimental. All around the factory are beautiful workers cottages where many of the diamond polishers lived. There is evidence of habitation from neolithic times in the form of stone polishers. Women in particular were known as skillful "French polishers" who completed the finish on furniture. Shoe polishers were caught by officials of FEHD. He became one of the first members of the French Polishers Union. Only ten Asscher family members and fifteen of the five hundred polishers survived the Holocaust.