The Evolution of
American Agriculture
By Abner E. Woodruff, C.E.
CHAPTER I.
AND THE day came when the
"ancestor" of man swung himself down from the branches of the
trees, where he had previously dwelt, and walked upright on the earth.
We may never know just when that wonderful event occurred. Time and many earthly changes have so obscured and buried the evidence that, though our scientists delve and dig with ceaseless energy and painstaking care, they must yet resort to physical analogies for proof of the
contention that we are an evolution out of another and primitive species. The "link" to complete the chain may be missing—the absolute connection of the human race with the "tree dwellers" may never be established—but, among the educated and enlightened, it will never be doubted in the least.
In the realm of Biology, the validity of the Law of Evolution cannot well be questioned, and we are quite justified in any attempt we may make to re-
