Central nervous system - Structure. 1  The central nervous system consists of the two major structures: the brain and spinal cord. 2  Microscopically, there are differences between the neurons and tissue of the central nervous system and the peripheral nervous system. [citation needed]
They produced flour from the wheat they grew and sold it in other colonies or to Europe. These colonies were part agriculture and part industrial. Factories in Maryland produced iron and paper, textiles were produced in Pennsylvania factories. Lumber and shipbuilding industries also had success her.
Prior to the Civil War, textile manufacture was the most important American industry. The first American power loom was constructed in 1813 by a group of Boston merchants headed by Francis Cabot Lowell. Soon textile mills dotted the rivers of New England transforming the landscape, the economy, and the people. Initially, mill work was performed by daughters of local farmers.