1919
1919 Homecoming Game
Iowa vs Iowa State: 10 - 0
In 1982, the Iowa City Press Citizen claimed that that the first Corn Monument was erected in in 1913. For a Homecoming 2014 Iowa Now article, the date of 1919 was given as a potential starting date. Regardless, this image of the 1919 Corn Monument is the earliest one found.
1922
1922 Homecoming Game
Iowa vs Minnesota: 28 - 14
1925
1925 Homecoming Game
Iowa vs Illinois: 12 - 10
1928
1928 Homecoming Game
Iowa vs Minnesota: 7 - 6
1920
1920 Homecoming Game
Iowa vs Minnesota: 28 - 7
The 1920's monument is notable because it is the only monument not located on the ground! This monument was placed on the roof of the Engineering Building, now the Seamans Center.
1923
1923 Homecoming Game
Iowa vs Michigan: 3 - 9
1926
1926 Homecoming Game
Iowa vs Minnesota: 0 - 41
For the 1961 Homecoming the Daily Iowan did a reflection on the celebrations of 1926. The October 21, 1961 paper, on page 8, featured a photo of the monument lit up with the "I superimposed with an 'M' for Minnesota. It was built to allow cars to pass beneath it"
1929
1929 Homecoming Game
Iowa vs Illinois: 7 - 7
1921
1921 Homecoming Game
Iowa vs Illinois: 14 - 2
1924
1924 Homecoming Game
Iowa vs Minnesota: 13 - 0
1927
1927 Homecoming Game
Iowa vs Illinois: 0 - 14
1930
1930 Homecoming Game
Iowa vs Penn State: 19 - 0