Opel, Becket, Kestel : descendants of Adam Opel, Martin Becket & Dora Rabb Kestel.Melda Opel Georg1998EN
The weed flora of Iowa, by L.H. Pammel and Charlotte M. King with collaboration of J.N. Martin, J.C. Gilman, J.C. Cunningham, Ada Hayden F.D. Butcher, D. Porter, R.R. Rothacker ...L. Pammel1926EN
