- The main varieties of Picea Abies (L.) Karst. in Europe, with a contribution to the theory of a forest vegetation in Scandinavia during the last Pleistocene glaciation.
Övrigt tryckt och skrivet.
Mycket gott skick. Sthm 1948. Stor 8:o. (94) s. Extrakt. (AHB 14:7.) [AHB]
