This is the gateway to

Perceptual Alternatives

originally the domain of the Sonic Pathfinder and
other Electronic Travel Aids for the Blind, now,
since my retirement, an increasing number of other things!

by Tony Heyes (short cv)


U3A and other Resources


This page was one of the first pages on the World Wide Web.
It was launched in November 1995.

Follow the links to: My Black Hole tee shirt


These web pages have been written by Tony Heyes
of Perceptual Alternatives  using     Arachnophilia.
and   IrfanView.
They have been tested using the ubiquitous Internet Explorer
and also with my browser of choice    Firefox icon  Mozilla FireFox.