Introduction • (1968) • Michael Moorcock Man in His Time • (1965) • Brian W. Aldiss Time Trap • (1948) • Charles L. Harness The Great Clock • (1966) • Langdon Jones Mr F. is Mr F. • (1961) • J.G. Ballard Traveller's Rest • (1965) • David I. Masson The Garden of Forking Paths • (1948) • Jorge Luis Borges Unification Day • (1966) • George Collyn Now Is Forever • (1964) • Thomas M. Disch Divine Madness • (1966) • Roger Zelazny How to Construct a Time Machine • (1965) • Alfred Jarry