I found these at bl.ocks.org.
epicyclic gearing by Mike Bostock who runs the site.
Wilson’s Algorithm
Color Flood
Color Flood II (slow)
Color Flood III (Prim’s algorithm)

More info about what D3 can do.

thanks for the link odin
looks very similar to the work i did back in
78-80, just did not publish a page on it.
as the internet was just a baby then, just
after my military days.

That color flood 2 looks awesome.