Lundae: Berlingiana, 1820. First Edition. hardcover. 8vo, modern marbled boards. Lundae: Berlingiana, 1820. Very good (+). very good(+).
Vol. 1, Part I only (of 3 parts), complete in itself. First presentation of theories "still considered nodal points in the development of algology. (It) summarized the state of algology at that time with precise groupings and clearly defined descriptions." - (DSB). This is the true and rare first edition of Vol. I, apparently unknown to Eriksson.