DU BOIS-REYMOND, EMIL. Gesammelte Abhandlungen zur allgemeinen Muskel- und Nervenphysik. Leipzig: Von Veit, 1875. 7 folding plates, 2 large folding tables and numerous illustrations in text. 2 volumes, 8vo, original printed wrappers, unopened and uncut, some chipping to spine ends, a few chips at edges. FIRST EDITION of this collection of the author's papers on muscles and nerves which had previously appeared in journals. (2)