Great Chicago Fire Great Chicago Fire The Great Chicago Fire was a conflagration that burned from Sunday, October 8, to Tuesday, October 10, 1871. The fire killed up to 300 people, destroyed roughly of Chicago, Illinois, and left more than 100,000 residents homeless. The fire began in a neighborhood southwest of the city center. A long period of hot, dry, windy conditions, and the wooden construction prevalent in the city lead to a conflagration. The fire leapt the south branch of the Chicago River and destroyed much of central Chicago, and then leapt the main branch of the river consuming the near north
Hayden Geological Survey of 1871 correspondence was Hayden's Report No. 7 to Assistant Secretary of the Smithsonian Institution, Dr. Spencer Baird, a bit of which is excerpted below: Yellowstone Lake, WY August 8th, 1871 - Dear Professor Baird, Your letters of June 6th and July 3rd were brought us from Fort Ellis by Lt. Doane who has just arrived to take command of our escort and accompany my party the remainder of the season. ... We arrived at the banks of the Yellow Stone Lake "[sic]" July 26th [actually July 28] and pitched our camp near the point where the river leaves the Lake. Hence