Graduated from West High School in 1914. link
Graduated from University of Nebraska (doctorate) in 1929. link.
Co-author (4 others) of paper on feeding B-12 to calves at U of Minn, dated 1924. See abstract.
Co-author (2 others) of paper on effects of heat and light on antiscorbutic vitamine, in 1921. See paper.
Lead author of a 1941 paper on quality of frozen poultry as affected by various conditions. See reference.
Other papers from a google search for "H.M.Harshaw", including a couple translated into German.