Western Electric No.5 Type Electronic Artificial Larynx

[tubaman]

A more unusual WE item perhaps?
https://www.ebay.co.uk/itm/334200462924

"VINTAGE WESTERN ELECTRIC No.5 TYPE ELECTRONIC ARTIFICIAL LARYNX.

This is in lovely condition just the box shows a bit of damage,the batteries will be the older type ones,this doesn't come with any batteries,sold as seen in the photos,any questions please ask"

[tubaman]

Just seen that Doug Rose recently posted another that was for sale - http://www.classicrotaryphones.com/forum/index.php?topic=25647

[rdelius]

I had a prototype made with a modified rec off of an Ei handset a  hollow tube and pushbutton. Itwas missing whatever held the battery.