US Transcontinental air mail route

[Little cloud]

Interesting first post in this forum thread on the visual aids along the route from the 1920's:

http://surveyorconnect.com/index.php...read&id=225689

[India Four Two]

LC, I cannot connect to the link.

[Little cloud]

Hmm... strange, working ok for me at the moment.

You could try this link to the forum, then just scroll down to the 'Giant arrows' thread.

http://surveyorconnect.com/