Following along its banks they found some arrow-heads, where the soil had caved away. They were made of a stone resembling flint, sharp at the point, and on each edge, but the edges were irregular, showing that they were made by chipping. Some of them were light-colored, others dark. They had brought a hoe and shovel, and the soil, being sandy, offered but little resistance. They soon dug out more arrow-points, and something that looked like the bowl of a pipe, made of a softer stone.