[Amps] Tubes, made in the USA, in the olden days; Films?

[Bill, W6WRT]

ORIGINAL MESSAGE:

On Mon, 30 Aug 2010 17:32:50 -0400, "Mike McCarthy, W1NR"
<lists at w1nr.net> wrote:

>Rolling your own vacuum tubes:
>
>http://videosift.com/video/How-to-Make-Your-Own-Vacuum-Tubes
>
>Mike, W1NR

REPLY:

Don't know which is more impressive - making the tube or making the
machinery for making the tube. Quite a video, either way. Thanks.

73, Bill W6WRT