Streszczenie
This paper considers the variety of pressures on Polish libraries
for computer application in the field of data processing for
old book collections. Four points of view are under consideration:
1) strategy for the choice of collections or the old print units foedata
processing during the first stage of the computer application;
2) methods of description, especially the levels of details for different
purposes; 3) unification of bibliographical sources for idetification
of the old prints; 4) cooperation with abroad libraries.
As a suggestion for the last one author proposes a participation in
the ESTC - British Library in London.