TY  - BOOK
TI  - The Challenge to our cultural heritage : : why preserve the past? : proceedings of a Conference on Cultural Preservation, Washington, D.C., 8-10 April, 1984 / 
SN  - 0874745438
AV  - CC135. C435 1986
PY  - 1986///.
CY  - Washington, D.C. : 
PB  - Smithsonian Institution Press, 
KW  - Historic preservation – Congresses
KW  - Historic sites – Conservation and restoration – Congresses
KW  - Cultural property – Protection – Congresses
KW  - Architecture – Conservation and restoration – Congresses
ER  -