00751nam a2200205 4500 0 4 udc 0 0 CPL CPL GEN 2018-05-15 0 69 2018-27495 2018-05-15 00:00:00 2E102 2018-05-15 BK 191649 191647 Ge_NSL 20180515143213.0 180515s1945 gb ||||| |||| 00| 0 eng d eng 69 Blake, Ernest G. Roof coverings : their manufacture and application, being a description of the origin, nature, and the method of fixing the various materials and substances that are employed / Ernest G Blake. London : Chapman & Hall, 1945. xi, 212 p. : ill. Includes index. მშენებლობა შენობების გადახურვა სახურავები udc BK