Paul Lewing on wed 19 dec 01
on 12/19/01 8:55 AM, Carole Rishel at kallahcee@MSN.COM wrote:
> Interestingly people 100-150 years ago could not perceive the color purpl=
> e. Through the process of evolution our perceptions of color become fine=
> r.
Carole, can you cite some source for this information? If it's true, then
why did the Roman emperors go to such great lengths and pay so much for
purple dye for their "Imperial Purple" robes, if no one could tell it from
blue?
Paul Lewing, Seattle
Carole Rishel on thu 20 dec 01
=20
Well, I guess I messed up! I read this in a book some time ago and I do=
n't remember the name of the book (of course!).
Carole Rishel
=20
Carole, can you cite some source for this information? If it's true, the=
n
why did the Roman emperors go to such great lengths and pay so much for
purple dye for their "Imperial Purple" robes, if no one could tell it fro=
m
blue?
Paul Lewing, Seattle
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