Opus No.sort descending Title Date Setting Publication type I.U.C. Notes
56 Unfinished Story #2 June, 1971 Stand Alone Short Story A short short story
57 What Can You Say About Chocolate Covered Manhole Covers? June, 1971 Stand Alone Short Story The American Dental Association says they are bad for children's teeth. First appeared in All the Myriad Ways
58 Ringworld October, 1970 Known Space: Ringworld Novel K.S. 35 (2850) Niven's best-known novel brings together Nessus & Louis Wu from previous Known Space stories Ringworld has spawned 3 sequels and a role-playing game, among other things. Though it was first printed in 1970, it appears farther down the list in Niven's published bibliographies.
59 Flash Crowd January, 1973 Flash Crowd/Teleportation Short Story This story introduced "flash crowds," instant mobs that are a by-product of cheap, worldwide teleportation technology. Niven wrote several sequels to this story, further addressing the various issues posed by instantaneous travel (and suggesting interesting solutions). Jansen is spelled "Jensen" in the Flight of the Horse printing. This story was recently expanded and re-published as Red Tide
60 Inconstant Moon January, 1973 N/A Collection Sphere edition does not contain "The Long Night" (as "Convergent Series"), "The Deadlier Weapon", "Wait it Out", "Not Long Before the End" and "Passerby" however, the Gollancz edition does. contents: At the Bottom of a Hole Becalmed in Hell Bordered in Black How the Hero's Die Inconstant Moon One Face Organleggers, The Deadler Weapon, The Long Night, The Not Long Before the End Passerby Wait it Out
61 Cloak of Anarchy March, 1972 Known Space Short Story K.S. 16 (2135) Read It Here! The story that led to a duel see Convention Stories
62 Recipes January, 1973 N/A Non-Fiction From Amazon.com: "Anne McCaffrey's cookbook, featuring real (you can cook them) recipes created by science fiction and fantasy writers such as Harlan Ellison, Ursula K. Le Guin, Avram Davidson and of course Anne McCaffrey herself. Mixed in with the recipes are stories and anecdotes about how they were created - some longer than the recipes!" This classic from 1973 was revised and re-released by Wildside Press in 1992. The included Niven recipes (irish coffee and others) seem to be intended for a bartender rather than a chef, but then that's the role Niven often finds himself performing at conventions.
63 Protector September, 1973 Known Space Novel K.S. 17 (2124 - 2341) Brand-new assumption introduced to Known Space: humanity is descended from the Pak. The novel 's second section is called "Vandervecken," and takes place in 2340. The first part is Adults, The
64 Flight of the Horse, The September, 1973 Svetz Collection Contents: Get a Horse! Bird in the Hand Leviathan! There's a Wolf in My Time Machine Death in a Cage What Good is a Glass Dagger? Flash Crowd Afterword
65 Death in a Cage September, 1973 Svetz Short Story s. 5 Svetz meets Death?
66 Theory and Practice of Time Travel, The April, 1973 N/A Non-Fiction Speculative
67 Alibi Machine, The June, 1973 Flash Crowd/Teleportation Short Story teleportation crime story
68 All the Bridges Rusting August, 1973 Flash Crowd/Teleportation Short Story teleportation as a form of space travel
69 Defenseless Dead, The January, 1973 Known Space: Gil Hamilton Short Story K.S. 11 (2124-5) "Corpsicles" and an unexpected hiding place for an organlegger
70 Hole Man, The January, 1974 Stand Alone Short Story Quantum Black Hole as a murder weapon
71 $16,940 February, 1974 Stand Alone Short Story crime, not Science Fiction,  Short blackmail story
72 Bigger Than Worlds March, 1974 N/A Non-Fiction discussion of the Ringworld and other macrostructures. Illustrated by Ames
73 Kind of Murder, A April, 1974 Flash Crowd/Teleportation Short Story Teleportation crime story
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
75 Last Days of the Permanent Floating Riot Club, The June, 1974 Flash Crowd/Teleportation Short Story The final story in Niven's teleportation/crime cycle shows Jerryberry's "Riot Control" concept in action.

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