[PSUBS-MAILIST] Gauge for outside viewport?

[Brian Cox via Personal_Submersibles]

An HTML attachment was scrubbed...
URL: <http://www.whoweb.com/pipermail/personal_submersibles/attachments/20150920/06c7802a/attachment-0001.html>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: image.png
Type: image/png
Size: 282529 bytes
Desc: not available
URL: <http://www.whoweb.com/pipermail/personal_submersibles/attachments/20150920/06c7802a/attachment-0001.png>