| 1928 GUST JOHNSON Draft Equalizer Patent Print |
| 1928 JOSEPH WURZER Draft Equalizer Patent Print |
| 1920 DUDLEY THOMAS Draft Equalizer Patent Print |
| 1925 SPELLMAN EDWARD Draft Equalizer Patent |
| 1938 NOBLE ROY Draft Equalizer Patent Print Art |
| 1924 HUGO STREMPEL Draft Equalizer Patent Print |
| 1887 DEVORE Draft Equalizer for Harvesters Patent 10923 |
| 1925 GROHS LOUIS Draft Equalizer Patent Print |
| 1909 SCOTT Draft Animal Equalizer Patent 8344 |
| 1924 VARING LOUIS Draft Equalizer Patent Print |
| 1922 CHARL J WALKER Draft Equalizer Patent Print |
| 1927 JOSEPH WURZER Draft Equalizer Patent Print |
| 1924 ARTHUR STARK Draft Equalizer Patent Print |
| 1920 A L GRACEY Draft Equalizer Patent Print Art |
| 1923 BROCKMANN CHRISTIAN Draft Equalizer Patent |
| 1928 WESLEY CULP Draft Equalizer Patent Print |
| 1922 MARR FRANK Draft Equalizer Patent Print Art |
| 1885 STEELE Animal Draft Equalizer Patent 8579 |
| 1927 TICHOTA VENCEL Draft Equalizer Patent Print |
| 1921 JOHN FREITAG Draft Equalizer Patent Print |
| 1923 ANDERSON RAYMOND Draft Equalizer Patent |
| 1927 LOUIS RUSCONI Draft Equalizer Patent Print |
| 1922 MEADOR ARTHUR Draft Equalizer Patent Print |
| 1927 CHILCOAT HARVEY Draft Equalizer Patent |
| 1934 GUST JOHNSON Draft Equalizer Patent Print |
| 1929 GUST JOHNSON Draft Equalizer Patent Print |
| 1906 CANADAY Draft Equalizer Patent 10962 |
| 1900 FERM Draft Equalizer Patent Artwork 4281 |
| 1920 DANIEL WINDHORST Draft Equalizer Patent |
| 1909 FRYMAN Draft Equalizer Patent 10968 |
| 1887 LOMEN Four Horse Draft Equalizer Patent 10925 |
| 1937 HARRIS CLAUDE Draft Equalizer Patent Print |
| 1922 OSCAR HELLER Draft Equalizer Patent Print |
| 1925 BREI JR Draft Equalizer Patent Print Art |
| 1925 KORBINIAN THALHAMMER Draft Equalizer Patent |
| 1923 WILLIAM Evener Or Draft Equalizer Patent |
| 1936 KENZIE WOODLEY Draft Equalizer Patent Print |
| 1921 HEATH WILLIAM Draft Equalizer Patent Print |
| 1926 CLARENCE ANDERSON Draft Equalizer Patent |
| 1922 MITCHELL IRVIE Draft Equalizer Patent Print |
| 1925 OSCAR HELLER Draft Equalizer Patent Print |
| 1923 TICHOTA VENCEL Draft Equalizer Patent Print |
| 1920 LYON FRANK Draft Equalizer Patent Print Art |
| 1920 WHEELER ZENAS Draft Equalizer Patent Print |
| 1930 HODGE Animal Draft Equalizer Patent Print |
| 1920 BEENE JOHN Draft Equalizer Patent Print Art |