Chapter 1 - the origins of the P.1127 (up to 1960)

• Part 1 - Genesis. Early VTOL developments, including Wibault's Gyropter.
• Part 2 - Design. The evolution of the Hawker P.1127 design during 1957-59.
• Part 3 - Construction. The move from design to construction of the Hawker P.1127.

Chapter 2 - Trials and Development (1960-65)

• Part 1 - Testing. The flight trials of the P.1127 prototypes up to 1964.
• Part 2 - The Kestrel. The design of a potential service P.1127 and the Tripartite trials.
• Part 3 - The P.1154. Walk before run? The four year quest for a supersonic V/STOL .

Chapter 3. From Kestrel to Harrier (1965-1969)

• Part 1 - The 'Kestrel Development'. The development of the P.1127 for the RAF.
• Part 2 - The Harrier. After considerable testing, the Harrier GR.1 finally emerges.
• Part 3 - Semper Fidelis. The US Marines' decision to buy the AV-8A Harrier.
• Part 4 - Into service. After more than a decade of work, the Harrier joins the front-line.

Additional Material

• Harrier Testing. Dunsfold photographer Andy Lawson remembers.
• John Farley's Lecture. The flight trials of the P.1127, Kestrel and Harrier.
• Harrier Production. Details of the 40-plus Harrier variants to have flown.^Updated
• The P.1154 story. An in-depth look at the ill-fated supersonic V/STOL fighter.
• Sea Harrier Down Under. The attempt by Australia to become a Sea Harrier operator.
• Harrier III - back to the future? Nicholas Binns looks at possible Harrier developments.
• Harrier Histories. Details of each Harrier family aircraft built in 1960-1996.
• A Fitter's Tale. Jim Attrill re-lives the trials of a No. 4 Squadron Harrier engine change.^New
• Pegasus Variants. A comprehensive list of the 70-plus versions of the Harrier's engine.^New
• Kingston Projects. Details of Harrier succesors projected over the years.^New