Botanical Specimens; Pammel, L. H. (Louis Hermann), 1862-1931
April 25, 1904
Dr. L. H. Pammel,
Dept. of Botany, Iowa State College,
Ames, Iowa.
My dear Doctor Pammel:
I beg to acknowledge receipt of yours of recent date relative to pines. I am sending you some specimens which I trust will reach you...