Subj : Invisible in (was; Addres
To   : JOE MACKEY
From : Daryl Stout
Date : Thu Nov 26 2020 01:21:00

Joe,

 JM>    I once had a "spy" pen that came with invisible ink.
 JM>    I would write something and moments after I wrote whatever (or any
 JM> other word for that matter) it would slowly disappear.
 JM>    Had to to read it under some special light bulb IIRC.
 JM>    That would be handy for messages you don't want anyone to read.
 JM> Provided the receiver had a special light bulb as well.

  Now that you mention it, I think I had something similar. It looked
like a dim or very light yellow.

Daryl

.... Please make yourself at home. Take out the trash, and do the dishes.
=== MultiMail/Win v0.52
--- SBBSecho 3.11-Win32
 * Origin: The Thunderbolt BBS - tbolt.synchro.net (1:19/33)

.