The file below is my Power Point presentation delivered at the
AWA 2012 World Convention
Rochester, NY - August 2012
For the 'Moonlight Restoration' Forum.
Subject: The National Carbon Co. made an air depolarized primary battery (one-time-use) called the 'Air Cell'

Although more than a half million of the Model A-600 batteries were made, there may be no complete examples in existence.

This presentation outlines the steps necessary to create a museum grade replica.

There is audio in the .WMA format on slides 2-9 the remainder have no audio.

This Zip file contains all you need to view the presentation even if you do not have PowerPoint or a PowerPoint viewer installed on your machine.

Just extract the files to a new folder and then run the pptview.exe program.
Right click the icon to download the file.  Note that it is about 35 Meg.