A note from the engineer of record on an approved shop drawing for San Francisco’s Salesforce Transit Center appears to have initiated an instruction to the steel fabricator to cut two 2-in. x 4-in.

Constructing contemporary building enclosures while avoiding installation problems during construction and performance problems in service is an unrelenting challenge ...

The drawing a Lehigh Valley antique shop purchased for $12 could explode in value after scholars examine it. That’s because it may have been created by French artist Pierre-Auguste Renoir around the ...