On Mon, 10 Apr 1995, Ron Lussier wrote:
> Top view:
> 
>           There is a screen here covering the hole
>                  |
>                  V  ____________________
>                    /                    |
>      Warm air     :  Air circulates     |
>      enters   --> :   around in here.   |  (The back side is sealed)
>      here.        :                     |
>                    \____________________|
>                      |                 |
>                      |_________________|
>                         V   V   V   V
>                          Cool air comes
>                          out here

Not all of them have screens there.
They were affectionately referred to as "bee catcher" coolers.
Probably not good for sales.  :)

Cheers

<sstones@io.org>
SStones             Toronto,  Ontario.