Mark Fram & John Weiler 
Continuity With Change [PDF ebook] 
Planning for the Conservation of Man-Made Heritage

"[Continuity with Change] seeks to document and demonstrate that middle positions between Change and Continuity are possible and desirable." – Canadian Architect "[Continuity with Change] is well produced with a large number of good photographs, maps, and drawings … obviously designed for a wide audience of planners and others active in heritage conservation." – The Journal of the Society for Industrial Archeology "[Continuity with Change] deserves a spot in the library of any professional who works regularly with older ubildings and their surroundings." – Plan Canada