My threshold is 62?ø.?ÿ I'm a wuss.?ÿ I live in Southern California.?ÿ You will never see me working out in the rain.?ÿ Snow??ÿ What's that??ÿ But, th...

That picture of George Washington crossing the Delaware in the boat is actually him pointing out the surveys he did.

@mag-eye : That looks something like it!

I have always used a formula involving the length of the contours and the contour interval, but for the life of me I can't find the formula.

An old, old, old blueprint box? I used one like that in junior high school to take outside and have the sun produce a print. (1957?)

The item on the very left is a protractor.

@jed: A plumb bob is an instrument, not a tool.

Ya just can't beat a Dremel!?ÿ Long battery life, charges quickly when it dies. Has multiple tools for multiple applications.?ÿ Reasonably priced.

It's more than four-function.?ÿ You can do square root on it, but I can't remember how.

I enjoyed every minute of construction staking when I did it. I liked watching the work progress as the project moved along.?ÿ And seeing the final re...

What was the greatest thing before sliced bread?

There is a way to know where the decimal point goes by how many times you move the "slip stick" part left or right.?ÿ I just can't remember what it is...