Opus No. Titlesort descending Date Setting Publication type I.U.C. Notes
71 $16,940 February, 1974 Stand Alone Short Story crime, not Science Fiction,  Short blackmail story
A.R.M. A Tale of Known Space September, 1990 Known Space: Gil Hamilton Comic Book Comic book based on Organleggers, The
179 Achilles' Choice March, 1991 Saturn Novel Collaboration, co-written with Steven Barnes. Mass-market paperback edition includes the short story "The Portrait of Daryanree the King" as an advertisement for the forthcoming Playgrounds of the Mind
185 Adrienne and Irish Coffee October, 1991 The Ghetto Non-Fiction Like the title says
21 Adults, The May, 1967 Known Space Short Story K.S. 12 (2125) Protector part 1
After Mecca August, 2010 Stand Alone Short Story A political dialog between a President and a reporter, huddled in a bomb shelter two days after the terrorist nuclear attack
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.
Afterthoughts November, 1996 N/A Non-Fiction Like the title says: Afterthoughts on the growth of Known Space, looking back 30 years later.
Afterword March, 1973 N/A Non-Fiction A word how the Svetz stories came to be written
Afterword December, 1984 Magic Universe Non-Fiction Like the title says: thoughts on the creation and growth of the "Warlock" mythos
Afterword: Science/Mystery Fiction June, 1995 N/A Introduction Niven discusses the combination of two genres: mystery and Sci-fi.
89 Afterword: The Last Word about SF Detectives February, 1976 Known Space: Gil Hamilton Non-Fiction Niven speaks candidly about his early attempts to write his "Gil Hamilton" Sci-fi/crime stores, and about some of the predictions that have and haven't come true.
Albacon Trip Report February, 2002 The Ghetto Non-Fiction Read It Here! unpublished report of con after 9/11
67 Alibi Machine, The June, 1973 Flash Crowd/Teleportation Short Story teleportation crime story
173 Alien in our Minds, The January, 1987 N/A Non-Fiction ssay on communication
68 All the Bridges Rusting August, 1973 Flash Crowd/Teleportation Short Story teleportation as a form of space travel
36 All the Myriad Ways October, 1968 Time Travel/Parallel Universe Short Story Niven's take on divergent timelines
54 All the Myriad Ways June, 1971 N/A Collection Contents: All the Myriad Ways Passerby For a Foggy Night Wait it Out Jigsaw Man, The Not Long Before the End Unfinished Story Unfinished Story #2 Man of Steel, Woman of Kleenex Exercise in Speculation: The Theory and Practice of Teleportation Theory and Practice of Time Travel, The Inconstant Moon What Can You Say About Chocolate Covered Manhole Covers? Becalmed in Hell
An Interview with Larry Niven February, 2000 N/A Interview Interviewed by S. James Blackman. 
An Introduction to Jerry Pournelle November, 1977 N/A Introduction Like the title says

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