- Basketball1,891
- Fairs1,881
- Fairgrounds1,841
- Amateur radio stations1,821
- Lecture halls1,805
- Agricultural extension workers1,712
- Engineers1,645
- Nuclear reactors1,619
- Forestry laboratories1,604
- Animal science1,528
- Lost architecture1,491
- College students -- Societies, etc.1,360
- Animal protection1,307
- Forest management1,262
- Agricultural education1,216
- Forests and forestry1,190
- Agriculture1,104
- Student unions1,085
- Alumni and alumnae1,072
- Agricultural machinery1,064