Enhances overall understanding of basic preservation principles. Shows specific examples of appropriate treatments and the consequences of inappropriate treatme

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

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

This authoritative guide enhances overall understanding of basic preservation principles. Shows specific examples of appropriate treatments and the consequences

By Anne E. Grimmer, et al. These are the first set of official guidelines on how to make changes to improve energy efficiency and preserve the character of hist