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Re: [Phys-L] BP or CE?




On 2014, Dec 23, , at 14:40, Anthony Lapinski <Anthony_Lapinski@pds.org> wrote:


Are there cheap paper/cardboard boomerangs to make?


Instruction (drawing.) in the (bc) referenced book.

bc IHRC, it’s a three wing affair, and (this he remembers) Len also couldn’t until taught by an expert (throws many times around the South Pole (A pole stuck in the S. axis (Antarctica).

Wrong it’s Sean Slade who taught Len to throw, but Dr. Bob Reid holds the word’s record for aloft boomerang. Threw in the correct direction to add 24 hours to the actual time aloft (pic. in book).


"Anecdotally, they're able to ride the thermals of low-lying cloud for up to 19 minutes - although that's not a patch on the retired University of Leeds physics lecturer Bob Reid's record "claim" of 24 hours and nine seconds, achieved by throwing round the South Pole, to cross all time zones.”

Boom boomerang - Telegraph


http://www.telegraph.co.uk/health/dietandfitness/3323833/Boom-boomerang.html


Fisher wrote more seconds than the above.