Duncan John Eckford (Eckford, Duncan John)

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  The Formulation of an Influence-Coefficient Method for Determining Static Aeroelastic Effects: And Its Application to a Slender Aircraft in Symmetric Flight at M = 2.2
  by A. S. Taylor, Duncan John Eckford
  Hardcover, H.M.S.O., ISBN 0114702322 (0-11-470232-2)
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  The Influence of Elevator Movement on the Normal Accelerations Experienced by a Transport Aircraft in Moderate Turbulence
  by Duncan John Eckford
  Hardcover, H.M.S.O., ISBN 0114701873 (0-11-470187-3)