Remarkable Ohio


Below is a complete listing of all Ohio Historical Markers. To find a detailed marker listing including text, photographs, and locations, click on a county below. Our listing is updated by the markers program as new markers are installed and older markers are reported damaged or missing.

39-77 Gustave H. Grimm

Side A: On this site in 1882, Gustave H. Grimm (1850-1914), a German immigrant tinsmith, established the G.H. Grimm Manufacturing Company. His device, the Champion Evaporator revolutionized maple syrup production with the use of a corrugated pan which increased the efficiency of evaporating liquids such as saps. Grimm’s business became the world’s leading manufacturer of maple supplies. His contributions as an inventor, researcher, and manufacturer established him as a leader in the maple sugar industry.
Side B: Same
Sponsors: Hudson Library and Historical Society and The Ohio Historical Society
Address: 46 Ravenna St, 
Location: The Evaporator Works, at N corner of parking lot
Latitude: 41.2383340
Longitude: -81.4386270