Ludwig Wittgenstein – the proto-Tractatus, 1921
‘Logisch-philosophische Abhandlung’ in Annalen der Naturphilosophie XIV, 3/4. Leipzig: Verlag Unesma, 1921.
8vo, [185]-308, [4] pp., original orange printed wrappers with woodcut illustration, slight darkening towards edges in two places, minor chipping at fore edge and foot of spine, short tear at top of front hinge, pages uniformly age-toned, a fine a copy, unopened, housed in a protective cloth slipcase.