Letter: Letters: Eye shadows

Published 19 June 1993

From ADRIAN STANLEY and ZOE WHORTON

The phenomenon in question is well known to opticians, and was first
described in 1819 by Jan Purkinje, a Czech physiologist.

Adrian Stanley and Zoe Whorton
Solihull, West Midlands

Issue no. 1878 published 19 June 1993

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