He looked at a collection of settlers' photographs taken in the late 1800s by Solomon Butcher, whose work is by far the most important documentary tool for sod-house researchers.

ECONOMIST: Building houses

Last week, Internet Brands , the company behind the popular auto Web site CarsDirect.com, unveiled a house-valuation tool on its RealEstateABC.com site.

FORBES: Click Here To See Your Home Depreciate

The analytical tool, created in-house, helps Nissan plot the best way to reach car buyers and, when necessary, to quickly change important campaigns and media plans midcourse.

FORBES: Ad Vantage

It was Matt, who said he had come to the house for a power tool.

CNN: Letters by Sandusky, wife blame everyone else

To help taxpayers see for themselves exactly how they can benefit from Recovery Act tax credits and collect every dollar owed when they file this tax season, the White House today launched a new interactive Tax Savings Tool available at www.

WHITEHOUSE: Recovery Act Tax Benefits

And Google Wallet aims to be no less than a single tool that turns your phone into your wallet, driver's license and house key.

CNN: Doug Gross,

House said his goal is to send the quarterbacks back to their hometowns with a "tool kit" both mentally and physically which they can use during the off-season.

WSJ: Tom Brady, Drew Brees Gets Help From the Best Baseball Coach in the NFL

The tool uses proprietary algorithms to estimate the value of your home based on assessors-office data about your house, median home prices in the area and recent sales of comparable homes nearby.

FORBES: Click Here To See Your Home Depreciate