Playing with google maps, it looks like four of you are less than an hour from each other.
Hambone is about two hours and Tom is over three. Looks like the Concord area would be a good location for a meet and greet.

Don

1967 GMC 9500 Fire Ladder Truck
"The Flag Pole"
In the Stovebolt Gallery
1946 2-Ton grain truck
1946 3/4-ton pickup,
1953 1-ton pickup
1957 1-ton flatbed dually,
1954 Pontiac Straight Eight
Of all the things I've lost in my life, I miss my mind the most!