This is a complete list of additional books I bought or borrowed during the ATPL groundschool modules:Avionics FundamentalsUnited AirlinesISBN 0 89100 293 6(gives some good descriptions of navids like VOR and NDB. Also got some Logic stuff in it)Handling the Big Jets 3rd EditionDP DaviesISBN 1 56027 071 3(still useful after all these years. Not always useful for JAR but gives a good insight into the differences between a bugsmasher and a heavy)Aircraft Instruments and Integrated SystemsEHJ PalletISBN 0 582 08627 232.50 quid(Very useful book. Can be a tad "heavy" but pretty good for IRS/INS/autopilots etc. Explains basic principles of nav, gyro's etc too)A&P MechanicsFAAPowerplant ISBN 0 89100 079 8Airframe ISBN 0 89100 080 1General ISBN 0 89100 078 X(Brillliant series of books. Designed for an maintenance engineer so pics are detailed. Goes through pistons/super/turbo charging, fire and ice protection, propellers, electrical, hydraulic systems. Even touches on turbines. Need to bought as the series though. In Oz 6 years ago they were $30 each. Pilot warehouse has them)Aerodynamics for Naval AviatorsH.H. Hurt Jnr USC (Written for the US Navy)NAVWEPS 00 80T 80(Can be a tad deep!!! However, can be worth wading through the material. I did use it for PoF and performance)The Jet EngineRolls RoyceISBN 0902121 2 35(brilliant book. A must for all aspiring turbine operators.)Aircraft Performance Theory for PilotsPete Swatton24.95 quid. (invaluable for PoF, Perf and M&B Jar)Dictionary of Aeronautical TermsDale CraneISBN 1 56027 071 3(invaluable - every one needs this book)Meteorology for PilotsMike WicksonISBN 1 84037 284 225 quid.(Great for climatology)Radio TelephonyCAP 413CAAVisual Aids HandbookCAP 637CAAHuman Factors for PilotsGreen Et alISBN 0 291 39827 818 quid(good book for JAR)Aviation Law for PilotsUnderdown and PalmerISBN 0 632 05335 628.50 quid(not bad, pretty good for JAR OPS)Mechanics of Flight by Kermode 24.50 quid.Radio Aids by Underdown and Cockburn ISBN 0 632 05573 1Navigation 6th Edition by Underdown and PalmerISBN 0 632 05333 XAircraft Flight by RH Barnard and DR PhilpottISBN 0 582 23656 8Key Facts and Handling Questions Volume 1 by Mike BurtonISBN: 0902037544 Price: 14.95 Publisher: Pooleys Question Bank Volume 1 CPL ATPL by Mike BurtonISBN: 0902037498 Price: 14.95 Publisher: Pooleys The Trevor Thom series of books are useful to recover some of the PPL stuff you will have forgotten too. For Humour 'cos you'll need a laugh.Bluff your way on the Flight DeckCapt Ken BeereISBN 1 85304 373 72.99 quidWhat goes up Might come down by David Gunston(Very very funny ATCO)on CD and tape12.50 quid.(List produced in association with Reddo)