[OB] geocaching - technology makes a new hobby

Joseph S. Barrera III joe@barrera.org
Wed, 9 Jan 2002 07:34:34 -0800

> compass. So if you want to package it all into one
> integrated, digital unit for "annotated reality," make
> sure to include a fluxgate compass.

Or just use two GPS units, a big long stick between them,
and a calculator.

- Joe

P.S. FoRKboy: that is an example of the use of
     multiple GPS units. Come up with three more.