toolkit - preservation resources

New Exterior Additions to Historic Buildings: Preservation Concerns

Technical Preservation Services’ Preservation Brief 14
Published August 2010
Accessed 10.11.2018

An explanation of compatible and incompatible new additions to historic structures, with a focus on preservation principles like authenticity and materiality.

Published by NPS; written by Anne E. Grimmer and Kay D. Weeks.
Web version of Preservation Brief; downloadable pdf available; printed version available to order.