Their daughter, Mary Helen Wright Greuter (1914–1997), became a pioneer in the study of science history.
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Among his contributions were studies in the military uses of optical glass; physical study of lunar features based on the properties of the reflected light, and the precambrian geology of the region near Lake Superior.
Frank Lloyd Wright | Eugene O'Neill | Eugene, Oregon | Frederick the Great | Eugène Delacroix | Frederick | Frederick II | Frederick II, Holy Roman Emperor | Frederick Russell Burnham | Frederick Roberts, 1st Earl Roberts | Eugene Onegin | Eugène Ionesco | Frederick Law Olmsted | Eugene | Wright-Patterson Air Force Base | Wright brothers | Frederick I, Holy Roman Emperor | Frederick Forsyth | Frederick Douglass | Frederick, Maryland | Richard Wright | Prince Frederick, Duke of York and Albany | Frederick III | Frederick I | Frederick Delius | Frederick William III of Prussia | Eugene Onegin (opera) | Eugene McCarthy | Pope Eugene IV | John Frederick II, Duke of Saxony |