1902 Chicago Drainage Canal Construction Sanitary Ship ORIGINAL HISTORIC IMAGE GER2 Amongst chemists the thermos is

Amongst chemists the thermos is known as a Dewar flask

Many of the watches produced over one hundred years ago continue to provide accurate

icons and periods in this series

including frankfurters

1902 Chicago Drainage Canal Construction Sanitary Ship ORIGINAL HISTORIC IMAGE GER2 Amongst chemists the thermos isLeveling the Bed of the Drainage Canal, Chicago. Please note that this is a double sided print. On the reverse is another view of the construction of the Drainage Canal. Now known as the Chicago Sanitary and Ship Canal, this is the only shipping link between the Great Lakes (specifically Lake Michigan by the Chicago River) with the Mississippi River system. The canal also carries Chicago's treated sewage into the Des Plaines River. The canal, linking