Chapter 74 Mulefa technology had little use for metal. They did extraordinary things with stone and wood and cord and shell and horn, but what metals they had were hammered from native nuggets of copper and other metals that they found in the sand of the river, and they were never used for toolmaking. They were ornamental. Mulefa couples, for example, on entering marriage, would exchange strips of bright copper, which were bent around the base of one of their horns with much the same meaning as a wedding ring So they were fascinated by the Swiss Army knife that was Mary's most valuable possession. Atal, the zalif who was her particular friend, exclaimed with astonishment one day when Mary unfolded the knife and showed her all the parts, and explained as well as she could, with her limit

