SCHAFFNER, JOHN H.
Field manual of trees. 4th rev. ed.
SCHAFFNER, JOHN H. Field manual of trees. 4th rev. ed. © 12Aug36; A104970. Cordelia G. Schaffner (W), John G. Schaffner & James D. Schaffner (C); 11Jun64; R359100.
Cordelia G. Schaffner|W||John G. Schaffner & James D. Schaffner|C