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Articles from this website are now available on CD. Get the CD and the hardcopy of Propeller Dynamics for just USD50 shipped anywhere air post

26th December 10
Fluid Dynamics Part 7: The maths of 2-dimensional line source flow.

24th December 10
Compressibilty: Selectionof propeller airfoil section
(Prandtl-Glauert rule)

11th May 09
F/F: Longitudinal Stability

2nd May 09
Dixielander Trim

23rd April 09
Closed-Shell Moulding of Composite Propeller

 

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SERIES: These great old photos courtesy of Greg Ardill, taken at the Orange NSW State Champs in 1965. See if you can spot Paul Watts, Ray Fairall, Bill Smith, Kerry Slarke, John Williams, 
Rob Walton, Ford Prefect and Standard 10.

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Greg Ardill!   Supercool age 12 at Narrabeen Lakes, Sydney. Mills .75 powered trimaran.
   
Supercool with no beard.    Model is the APS Luton Minor    

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Supercool at play, about 1973.  Stone-axe ancestor, G15.  Thanks to Jim Stivey for the great memory

An early picture out in the field.

Supercool, F1C, Albany Nats, 1990/1991

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