Poison ivy / by James B. McNair, Associate in Economic Botany.
McNair, James Birtley,
Field Museum of Natural History,
Pages also numbered - at foot of pages.
Fieldiana, Popular series, Botany, was published by Field Museum of Natural History, Dept. of Botany as Leaflet (no. 1-9, 1922-1924) and as Botany leaflet (no. 10-25, 1924-1940), and by Chicago Natura
Botany leaflet ; no. 12