Biography & Autobiography
PENROSE, Harald
An Ancient Air - A biography of John Stringfellow of Chard, the Victorian Aeronautical pioneer
PICKERING, John
The Routes of the Valkyries - A brief joint biography of Air Commodore Sir Charles Edward Kingsford Smith, KBE, MC, AFC, and Flt Lt Charles Thomas Phillippe Ulm AFC
including a combined record of their achievements and philatelic checklist
