1. Using the resources of the 1997 Economic Census of the United States, research the size and spatial distribution of an industry of your choice. Industries are classified by NAICS codes, so you'll have to pick a specific code. As an alternative, try to find out what the major industrial sectors are in your state by using the "Geography Quick Reports" link. By late 2004, new data from 2002 will be available.

2. Read the short series of pages on historic ice harvesting in Illinois here. Click on the line that says "Click to Open Menu" to see all the pages. What were the industrial location principles that governed the location of this industry? If you live in the northern part of the United States or in Canada, was there ice harvesting in your area?