2

FOXING—A NEW APPROACH

Year:
1988
Language:
english
File:
PDF, 316 KB
english, 1988
3

Aerobiological research and problems in libraries

Year:
1993
Language:
english
File:
PDF, 1.00 MB
english, 1993
8

BIOLOGICAL AGENTS WHICH DAMAGE PAPER MATERIALS IN LIBRARIES AND ARCHIVES

Year:
1961
Language:
english
File:
PDF, 8.74 MB
english, 1961