The  formation of vegetable mould through the action of worms
By: by Charles Darwin.
Edition: Authorized ed.
Series: Darwin's works; His selected works
Publisher: D. Appleton & company
Published: 1870
Place of publication: New York
Language: eng
Number of pages: 326
Subjects: Earthworms.; Humus.; Soils.
Notes: No. 383 of 1000 copies printed.