Opus No. Title Datesort descending Setting Publication type I.U.C. Notes
74 Hole in Space, A August, 1974 N/A Collection Contents: $16,940 Alibi Machine, The All the Bridges Rusting Bigger Than Worlds Fourth Profession, The Hole Man, The Kind of Murder, A Last Days of the Permanent Floating Riot Club, The Rammer There is a Tide
76 Plaything August, 1974 Stand Alone Short Story Alien adolescents encounter a probe from Earth
77 Night on Mispec Moor August, 1974 Léshy Short Story Sci-fi sword-and-sorcery horror story
81 Singularities Make Me Nervous September, 1974 Stand Alone Short Story time travel paradox
Land of the Lost: "Downstream" September, 1974 Land of the Lost Script Collaboration, co-written with David Gerrold, airdate September 28, 1974
78 Mote in God's Eye, The October, 1974 Motie Novel Collaboration, co-written with Jerry Pournelle, set in Pournelle's Codominium universe. See the sequel, Gripping Hand, The
79 Nonesuch, The December, 1974 Stand Alone Short Story retake on Little Red Riding Hood
Land of the Lost: "Hurricane" December, 1974 Land of the Lost Script Collaboration, co-written with David Gerrold, airdate December 21, 1974
Land of the Lost: "Circle" December, 1974 Land of the Lost Script Collaboration, co-written with David Gerrold, airdate December 28, 1974.
87 ARM January, 1975 Known Space: Gil Hamilton Short Story K.S. 13 (2126) Murder of Raymond Sinclair, inventor of Sinclair Molecule Chain and an inertial-reduction field
80 Borderland of Sol, The January, 1975 Known Space Short Story K.S. 28 (2650) Quantum Black Hole as a murder weapon
138 De Stranden Van Serius Vier January, 1975 N/A Collection Dutch, collected Niven stories from various sources. Contents: De Schaduwzijde (One Face) De Stranden van Sirius Vier (Bordered in Black) Vechtjassen (The Warriors) Veilig bij Elke Snelheid (Safe at Any Speed) Buik als Eigen Baas (The Long Night) De Bemoeial (The Meddler) Al het Mogelijke (All the Myriad Ways) Niet Lang voor het Eind (Not Long Before the End) Het Vierde Beroep (The Fourth Profession) Stuwer (Rammer) Er Zit een Wolf in Mijn Tijdmachine (There's a Wolf in My Time Machine) Wat Heb Je aan een Glazen Dolk? (What Good Is a Glass Dagger?) De Dood in de Kooi (Death in a Cage) Het Gat van Lear (The Hole Man)
83 Galaxy Stars: Jerry Pournelle July, 1975 Non-Fiction: The Ghetto Non-Fiction Bio of Jerry Pournelle, with whom Niven had recently published The Mote in God's Eye and Inferno and was hard at work on Lucifer's Hammer.
82 Inferno August, 1975 Inferno Novel Collaboration, co-written with Jerry Pournelle.  Retelling of Dante's Inferno.
84 Tales of Known Space August, 1975 Known Space: Collection Collection Collection info Overview of Known Space. Contents: "About the Cover" by Rick Sternbach Timeline for Known Space My Universe and Welcome To It! Coldest Place, The Becalmed in Hell Wait it Out Eye of an Octopus How the Heroes Die Jigsaw Man, The At the Bottom of a Hole Deceivers, The Cloak of Anarchy Warriors, The Borderland of Sol, The There is a Tide Safe at Any Speed Afterthoughts Bibliography: The Worlds of Larry Niven  
85 Afterthoughts August, 1975 Known Space: About Non-Fiction "parting thoughts" on Known Space, as if. Shares an "Opus number" with "Timeline for Known Space" in Niven's published bibliographies.
85 Timeline for Known Space August, 1975 Known Space: About Non-Fiction Like the title says. Shares an "Opus number" with "Afterthoughts" in Niven's published bibliographies.
Bibliography: The Worlds of Larry Niven August, 1975 N/A Non-Fiction A broad but incomplete bibliography, helpfully broken out into different categories.
Many Many Worlds of Larry Niven, The September, 1975 Interview Interview by Alan Brennert, illustrated. Accompanying Howard Chaykin's adaptation of All the Myriad Ways
94 Magic Goes Away, The January, 1976 Magic Universe: Warlock Short Story expanded into an illustrated novella, 1978.

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