Copy and paste http://www.lewisandclarkexhibit.org/shared/viewer1/viewer_flash.html?LOC_arrowsmith_map in a new tab on your internet browser. Once there, use the sizer (smaller to larger) to enlarge the map so you can see individual features. Please also click on the "Learn More" tab and read the information provided. In your WSP/Q journal, summarize how this map might have been helpful to the expedition, and prepare a list of ways in which the Arrowsmith map was different from and similar to modern maps of the United States.