Geology and agriculture.
Description
Viewability
| Item Link | Original Source |
|---|---|
| Full view c.1 v.1 | University of Chicago |
| Full view v.1 (pts. 1-4) | Harvard University |
| Full view pt.1-2 | University of Michigan |
| Full view c.1 v.2 | University of Chicago |
| Full view no.1,3 | University of Michigan |
| Full view c.1 v.3 | University of Chicago |
| Full view pt.1-4 | Pennsylvania State University |
| Full view pt. 1-4 | University of California |
| Full view v.2 (pt. 5) | Harvard University |
| Full view pt.3-4 | Cornell University |
| Full view v.3 (pt. 6) | Harvard University |
| Full view pt.5 | Cornell University |
| Full view pt. 5 | University of California |
| Full view v.5 | Pennsylvania State University |
| Full view pt.5 1879 | University of Michigan |
| Full view pt.6 | Cornell University |
| Full view pt.6 | University of California |
| Full view v.6 | Pennsylvania State University |
| Full view pt.6 1902 | University of Michigan |
| Full view 1899 | University of Michigan |
| Full view 1902 | University of Michigan |