Check it out! Marble videos! Credit goes to Bob for pointing me that way.
Here's a somewhat random one.
And another:
One more:
The main British Pathé channel on YouTube, with links to other channels.
http://www.youtube.com/user/britishpathe
I don't know if you can search the channels specially. I just did a search for Pathe and marbles together: http://www.youtube.com/results?search_query=pathe+marbles