Provides guidance to historic building owners and building managers, preservation consultants, architects, contractors, and project reviewers prior to treatment

Provides guidance to historic building owners and building managers, preservation consultants, architects, contractors, and project reviewers prior to treatment

The Interior Dept. is responsible for establishing professional standards & providing advice on the preservation & protection of all cultural resources listed i

A practical guide to the maintenance and repair of old and historic buildings Carrying out work in accordance with the U.S. Secretary of the Interior's standard