400 Market Street

(Credit: John McDevitt)

KYW Newsradio Lights Up The Sky In Old City

The thousand pound aluminum sign was hoisted by a giant crane more than 12 stories and fastened into place.

09/22/2012

renovate 2 DL

Positively Philadelphia: Putting High-Tech Windows In Historic Buildings

Window manufacturer Arthur Berkowitz developed a new system which allows high-efficiency windows to be installed without disrupting — or damaging — the existing building.

01/22/2012

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