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PHILADELPHIA, Feb. 1. -- A thirty-two-story office building, to cost $3,500,000, is to be erected on the site of Association Hall Chestnut and Fifteenth Streets, and it is expected that when ...

The list of properties includes several Social Security Administration buildings, a Veterans Administration Center in Philadelphia and a Pittsburgh skyscraper.

The unveiling of an official poster for a World Cup might seem like not that big of a deal. But in fact, World Cup posters ...

An earthquake centered between New York and Philadelphia shook skyscrapers and suburbs across the northeastern U.S. for several seconds Friday morning, causing no major damage but startling ...