Iroquois LonghouseIroquois longhouses were found in the area that is now the state of New York. Alonghouse had a framework built of posts and poles and was covered with sheets of bark.Different types of trees were used in various parts of the building.A strong stiff treewould be used for the outer posts.roquois LonghouseIroquois longhouses were found in the area that is now the state of New York. Alonghouse had a framework built of posts and poles and was covered with sheets of bark.Different types of trees were used in various parts of the building. A strong stiff treewould be used for the outer posts.
Evidence suggests that the magnetic compass was invented in China between 221 and 206 B.C. The earliest compasses were not used for navigation, but for fortune-telling. Chinese compasses became navigational orienteering devices between 1040 and 1044 A.D. and were used as maritime navigational devices by 1117 A.D.
Compass as a Navigational Aid. The first person recorded to have used the compass as a navigational aid was Zheng He (1371-1435) from the Yunnan province in China. He made seven ocean voyages between 1405 and 1433.