| Jane Discovers Cesare | Bill Nelson | | | 2:02 | |
| Japan (demo 1977) | Bill Nelson | | | 2:26 | |
| Jazz | Bill Nelson | | | 5:36 | |
| Jazzy Loop | Bill Nelson | | | ?:?? | |
| Jericho’s Armband Counsel | Bill Nelson | | | 4:02 | |
| Jet Pack Jive | Bill Nelson | | | 7:28 | |
| Jet Town | Bill Nelson | | | 4:01 | |
| Jimi Sifts The Sands Of Time | Bill Nelson | | | 7:46 | |
| Jollytown | Bill Nelson | | | 4:28 | |
| Junc-Sculpture | Bill Nelson | | | 2:00 | |
| Junc‐Sculpture | Bill Nelson | | | ?:?? | |
| Junk the Funk | Bill Nelson | | | 2:08 | |
| Jupiter Commander | Bill Nelson | | | 5:27 | |
| Just a Kid and All That Sky | Bill Nelson | | | 3:29 | |
| Kaleidoscopic Windows | Bill Nelson | | | 3:14 | |
| Karma Kisses | Bill Nelson | | | 2:37 | |
| Katharos | Bill Nelson | | | 1:35 | |
| Katstatik | Bill Nelson | | | 1:33 | |
| Keep Your Telescope Focussed on the Stars | Bill Nelson | | | 3:05 | |
| Kichenette | Bill Nelson | | | 4:15 | |
| Kid Flip and the Golden Spacemen | Bill Nelson | | | 4:08 | |
| Kid With Cowboy Tie | Bill Nelson | | | 2:39 | |
| Killing My Desires | Bill Nelson | | | 5:08 | |
| Kinda Fuzzy | Bill Nelson | | | 3:56 | |
| King Frankenstein | Bill Nelson | | | 6:08 | |
| King of the Cowboys | Bill Nelson | | | 3:35 | |
| Kiss Goodbye | Bill Nelson | | | 2:35 | |
| Kiss It Off | Bill Nelson | | | 2:09 | |
| Kiss Me Goodnight, Captain Marvel | Bill Nelson | | | 3:04 | |
| Kiss You Slow | Bill Nelson | | | 3:44 | |
| Konny Buys a Kodak | Bill Nelson | | | 2:42 | |
| Koolerator | Bill Nelson | | | 3:49 | |
| La Vie Modern | Bill Nelson | | | 5:23 | |
| Lacuna | Bill Nelson | | | 3:03 | |
| Ladders Leading Nowhere | Bill Nelson | | | 2:46 | |
| Ladies Removing Lingerie | Bill Nelson | | | 1:28 | |
| Lady You’re a Strange Girl | Bill Nelson | | | 2:02 | |
| Lagoon | Bill Nelson | | | 4:18 | |
| Lakeside | Bill Nelson | | | 4:15 | |
| Lampdownlowland | Bill Nelson | | | 5:35 | |
| Lamps Are Lit in the Land of Tomorrow | Bill Nelson | | | 17:12 | |
| Language of the Birds | Bill Nelson | | | 3:47 | |
| Late Transmission: This Song Is History | Bill Nelson | | | 5:03 | |
| Lay‐Zee Boy Receiver | Bill Nelson | | | 3:19 | |
| Lazy Loop | Bill Nelson | | | ?:?? | |
| Lazy, Lazy Bones | Bill Nelson | | | 2:20 | |
| Legions of the Endless Night | Bill Nelson | | | 2:15 | |
| Les Amoreux | Bill Nelson | | | 2:49 | |
| Let Flow the Wine | Bill Nelson | | | 4:08 | |
| Let It All Pass You By | Bill Nelson | | | 2:17 | |
| Let Me Dream You From Afar | Bill Nelson | | | 5:06 | |
| Let Us Melt and Make No Noise | Bill Nelson | | | 3:17 | |
| Let’s Dance | Bill Nelson | | | 2:42 | |
| Letter to Jaques Maritan | Bill Nelson | | | 1:47 | |
| Life and Death | Bill Nelson | | | 3:10 | |
| Life As We Know It | Bill Nelson | | | 3:10 | |
| Life in Reverse | Bill Nelson | | | 3:02 | |
| Life in Your Hands | Bill Nelson | | | 4:16 | |
| Life in Your Hands | Bill Nelson | | | ?:?? | |
| Life Is Like This | Bill Nelson | | | 3:22 | |
| Life Runs Out Like Sand | Bill Nelson | | | 5:23 | |
| Light in the Head | Bill Nelson | | | 6:16 | |
| Lights of Kingdom Come | Bill Nelson | | | 3:57 | |
| Lights Shine When We Dream | Bill Nelson | | | 6:39 | |
| Like a Boat in the Blue | Bill Nelson | | | 2:04 | |
| Like a Dream | Bill Nelson | | | 2:21 | |
| Like a Woman Levitating | Bill Nelson | | | 5:41 | |
| Like Autumn Leaves We Fall | Bill Nelson | | | 5:08 | |
| Like Clockwork | Bill Nelson | | | ?:?? | |
| Like Rain (Rust’s Dim Lustre) | Bill Nelson | | | 4:38 | |
| Likewise Is Said Elsewhere | Bill Nelson | | | 1:19 | |
| Lilac Shirt, Dark Glasses | Bill Nelson | | | 3:18 | |
| Listening to Lizards | Bill Nelson | | | 2:26 | |
| Little Daughters of Light | Bill Nelson | | | 2:00 | |
| Little Kisses Wrapped in Chocolate | Bill Nelson | | | 4:05 | |
| Little Motors Move the Moon | Bill Nelson | | | 3:11 | |
| Living for the Spangled Moment | Bill Nelson | | | 4:58 | |
| Living for Today | Bill Nelson | | | 4:10 | |
| Living in My Limousine | Bill Nelson | | | 4:19 | |
| Living in My Limousine | Bill Nelson | | | 4:10 | |
| Living in My Limousine (remix) | Bill Nelson | | | 4:20 | |
| Lo and Behold | Bill Nelson | | | 4:29 | |
| Locarno | Bill Nelson | | | ?:?? | |
| Loco-Motive (Off the Track) | Bill Nelson | | | 4:07 | |
| Long Ago, by Moonlit Sea | Bill Nelson | | | 11:13 | |
| Longing for Light | Bill Nelson | | | 3:54 | |
| Looking for a Lantern | Bill Nelson | | | 3:44 | |
| Loom | Bill Nelson | | | 4:28 | |
| Loose Box | Bill Nelson | | | 4:14 | |
| Loosening Up With Lady Luck | Bill Nelson | | | 0:42 | |
| Lost in Space | Bill Nelson | | | 4:47 | |
| Lost in Your Mystery | Bill Nelson | | | 4:50 | |
| Lost Light | Bill Nelson | | | 2:31 | |
| Lost Planet Sunset | Bill Nelson | | | 3:33 | |
| Lost to Me | Bill Nelson | | | 2:18 | |
| Lost to Tomorrow | Bill Nelson | | | ?:?? | |
| Lotus in the Stream | Bill Nelson | | | 3:34 | |
| Love and a Bucket Full of Holes | Bill Nelson | | | 2:49 | |
| Love in Flames (demo 1977) | Bill Nelson | | | 3:33 | |
| Love in the Abstract | Bill Nelson | | | 3:31 | |
