TY - BOOK AU - Ashurst,John TI - Conservation of ruins T2 - Butterworth-Heinemann series in conservation and museology SN - 0750664290 (pbk.) AV - NA 105 .C66 2007 PY - 2007/// CY - London PB - Butterworth-Heinemann KW - HISTORIC BUILDINGS KW - CONSERVATION AND RESTORATION KW - EXCAVATIONS (ARCHAEOLOGY) KW - PROTECTION N1 - Includes appendix and index; Conservation concepts; Stability and survival; Condition sirveys of masonry ruins; Philosophy, technology and craft ER -