Stone patching material, lime-rich ...

Stone patching material, lime-rich mortar and fresh anchors help restore Rockefeller Center's thick-stone facades

While there is an increasing focus onward the repair of thin-stone curtain wails built since the 1950 little attention has been given to the restoration of thick-stone facades usual prior to that time.

Examining innovative restoration techniques that are a part of an ongoingprogram for recent York City's 60-year-old Rockefeller Center provides insights into the prosperous restoration of these older facades.

more [i]or[/i] less of the Center's 20 buildings were set uped with ...