October 13th, 1902
Dr. L. H. Pammel,
Ames, Iowa.
My Dear Professor Pammel:
I have your favor of October 7th asking for fifty specimens of our most prominent weeds. I shall take pleasure in collecting these specimens for you myself as I can do so in…
October 13th, 1902
Dr. L. H. Pammel,
Ames, Iowa.
My Dear Professor Pammel:
I have your favor of October 7th asking for fifty specimens of our most prominent weeds. I shall take pleasure in collecting these specimens for you myself as I can do so in…