| | Blue Grass Lawn Crabgrass Year Before; Keokuk Ia. 4/7/52 | 04/07/1952 | 2963 |
| | Quack Grass Clump In Lawn; Keokuk Ia. 4/7/52 | 04/07/1952 | 2964 |
| | Quack Grass Clump In Lawn; Keokuk Ia 4/7/52 | 04/07/1952 | 2965 |
| | Eroded Hillside F. Before Seeding; Keokuk C. C. Ia. 4/7/52 | 04/07/1952 | 2966 |
| | Hillside Before Seeding; Keokuk C. C. Ia. 4/8/52 | 04/08/1952 | 2967 |