UBER DIE GRENZSCHICHT VERDUNNTER ELEKTROLYTE (Parts I, II and III)

Original Wraps. Very Good+. Uber die Grenzschicht Verdunnter Elektrolyte. (part I). Berlin, 1930; Akademie der Wissenschaften. First edition, 8 v. 9pp. original orange printed wraps [together with] Uber di Grenzschicht Verdunnter Electrolyte. (Part II/Zweite Mitteilung). Berlin, 1931; Akademie der Wissenschaften. First edition, 8 vo, 12 pages, original orange printed wraps. [together with] Uber die Grenzschicht Verdunnter Elektrolyte. (Part III/Dritte Mitteilung) Berlin, 1933; Akdemie der Wissenschaften. First edition, 8vo, 9pp., original orange printed wraps, Volumes II and III are author presentation copies (in print on the front wrapper: "Uberreicht von Verfasser." Four digit file numbers, in ink, appear in upper left of front wrap of each volume. Very good to fine copies, housed in a custom half leather clamshell.