Slide Rules versus Super ComputersHere is a picture of the first computers used for lens calculations at Wild.

MikeAre you going to the HDS User Conference next week?

In other tunnel newsSwiss complete world's longest rail tunnelBy Thair Shaikh, CNNOctober 15, 2010 9:10 a.m. EDT(CNN) -- The longest railway tunnel in...

Elections?I do a lot of development related work in one county where the County Commission had been dominated the past decade by anti-growth candidate...

EvanIt's pretty comprehensive, I downloaded it from the Nexis website a few years ago. Not that I would intentially violate any copyright laws, but yo...

> Does anyone have the conversion handy to go from GIS acres to "real" acres?> > (GIS acres) x (Dangermond constant) = Real Acres

My Favorite Rancho[flash width=480 height=385

When doing control work I always drink three beers at the same time; that way I can set one on each center telescoping leg and maintain the integrity ...

Duane> And I just can't come to grips with the thought that many on here have their opinions on senior-junior corners from the 1888 court case?Bett...