| | Broom On Power Mower For Brushing Bent Green; Muni Course Davenport Ia. Fall 1949 | 1949 | 2007 |
| | Ho-made Power Brush For Greens; Muni Course Davenport Ia. 1949 | 1949 | 2008 |
| | Out of Bounds Sign City Course; Davenport Ia. Fall 1949 | 1949 | 2009 |
| | Ho-made Slicer For Greens; Muni Course Davenport, Ia. Fall 1949 | 1949 | 2010 |
| | Operating Slicer For Greens Ho-made; Muni Course Davenport Ia. Fall 1949 | 1949 | 2011 |