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.
The earliest compasses were made of lodestones. This mineral is made of iron oxide which orients itself to a north and south axis.In 1117 Zhu Yu's book Pingzhou Table Talks came out. It was the first time in the history of the compass that the device was mentioned as a tool for navigation.he first compass was invented around the year 1044. Modern liquid  magnetic compasses stem from the mariners compass that was invented  in Europe around 1190.