19esiècle 19thcentury 973 canada casestudies conservationandrestoration culturematérielle dundurncastle(hamilton dwellings finance habitations histoire historicalmuseums historicbuildings historicpreservation historicsites history interpretiveprograms mackenziehouse(toronto maisonshistoriques maisonshistoriques(musées) management materialculture moeursetcoutumes orchardhousemuseum(concord sociallifeandcustoms unitedstates étudesdecas