Introduction to the bound reprint edition: 1986
Twll-Ddu 1: April 1976
Contents - [General witterings by DL]
Art - Jon Langford, Fossils – rejected version of Drilkjis cover
Twll-Ddu 2: May 1976
Contents - [Mancon 5 Eastercon report]
- Letters
Art - none
Twll-Ddu 3: June 1976
Contents - I Was a Prisoner of the Civil Service
- Speech at a Wedding
- [Langford house party report]
- News
- Letters
- Menace of the Tangential Zine Reviews
Art - Deb Hickenlooper
Twll-Ddu 4: August 1976
Contents - Dear Sir ... "Two Skulls" [originally untitled]
- [General witterings by DL]
- The Inert View
- Letters
Art - none
Twll-Ddu 5: November 1976
Contents - [Novacon 6 report]
- Letters
- Traveller's notes: the land of mead and eggs [Cornish Pieria gathering]
- A look at the slushpile [fanzines]
- [General witterings by DL]
Art - none
Twll-Ddu 6: March 1977
Contents - [Pickersgill/Walsh party report]
- The Twll-Ddu Directory of Fandom, including Letters
- [General witterings by DL]
Art - Cover – Jon Langford
Twll-Ddu 7: April 1977
Contents - Easter '77: A Novacon Action Replay
- Letters
Twll-Ddu 8: August 1977
Contents - A Fannish Tragedy [incorporating "Waiting for Klingon" and ...]
- Letters
- [General witterings by DL]
Art - Cover – D. West
Twll-Ddu 9: September 1977
Contents - [General witterings by DL, in and around Letters]
- [Silicon 2 report]
Art - Cover – D. West
Twll-Ddu 10: December 1978
Contents - [Spoof book proposal letter to Advent Publishers]
- Milford 1977
- Novacon 7
- The Wonders of the Fannish World
- Letters
- Bulging Lobes – Jon Langford
- The Thing on the Doorstep
Art - Cover – D. West
Twll-Ddu 11: March 1978
Contents - Skycon Convention Booklet: The Final Hours
- Letters
- Potsherds [miscellany]
- Supplement [added later in March]
Twll-Ddu 12: July 1978
Contents - [General witterings by DL, including:]
- First Annual Spring Bank Holiday House Party
- Letters
Twll-Ddu 13: August 1978
Contents - [General witterings by DL]
- Letters
- The Back Page [miscellany]
Art - Cover – D. West
Twll-Ddu 14: October 1978
Contents - Spoof letter from David & Charles Ltd – Paul Barnett
- "What Has Fourteen Protons and Lives in Newcastle?" [Originally untitled Silicon 3 report, later (1979) reprinted with this title]
- The Isotope Man
- Letters Received
- Doreyspeak
- The Chronicles of Jonathan Palfrey the Unbeliever [letter feature]
- Let's Hear It for the Deaf Man
- The Black Spot
Twll-Ddu 15: April 1979
Contents - Chapter 15: The Villain Unmasked!
- Cryptozoic
- The Hole in Reality (And How To Cover It Up)
- That Justly Famous WAHF Column [letters]
- Vivat Regina
- Literary Corner
- Amazing but More or Less True ... Last Word
Results of the 1978-1979 TWLL-DDU Fan Poll
The above was actually published in The Northern GUFFblower 4, May 1979
Another Bloody Fanzine with Kevin Smith, June 1979
Note on the above
Twll-Ddu 16: July 1979
Contents - Invasion of the Giant Incontinent Washing Machines – Joseph Nicholas
- Masthead
- Diary Products, or: The Giant Ego That Ate Reading
- That Justly Famous WAHF Column
- Literary Corner
- Name Droppings
Online extra: - Cartoon letter of comment from Phil James (held over because TD17 had no letters, and then mislaid)
Twll-Ddu 17: March 1980 (alias TAFF-Ddu) with Jim Barker
Contents - TD or Not TD?
- The Day I Think I Nearly Met Larry Niven – Jim Barker
- The Fall of the Mouse of Usher
- Secrets of the Ancients Revealed – or, What Is TAFF Anyway?
- Not a Number ... A Free Fan – Jim Barker
- The Captive – drawn by Jim Barker, scripted by DL
- A Tale of the Jungle
- The Incredible Shrinking Fan – Jim Barker
- Odds and Ends
- George the Tortoise
- Contents (and credits)
- Mac Malsenn Returns! [continuing the Dave/Jon Langford cartoon strip which ran for three instalments in Drilkjis]
Art - Cover – Jim Barker
- Inside cover – Jim Barker and DL
- All other "real" art by Jim Barker, including:
- A Tale of the Jungle
- The Incredible Shrinking Fan
- Back cover (Jim's 1979 Christmas card)
Twll-Ddu 18: August 1980
Art - Cover – Taral
- Isola Police Department 87th Precinct Wanted List (photo page) – Sandy Brown
- Interior art – D. West's Guide to Fanzine Production
- Back page – Starfan by Rob Hansen
Twll-Ddu 19: April 1981
Contents - For Information Only
- A Song of the BSFA (Ltd.)
- Travelling Hopefully – TAFF report chapter later incorporated into The TransAtlantic Hearing Aid
- How to Write for Paperback Inferno
- That Justly Forgotten WAHF Column [letters]
- The Book of War: Chapter 2080
- That Justly Interrupted WAHF Column [more letters]
- [Back-page miscellany]
Twll-Ddu 20: March 1983