Union Catalogue of Libraries
Slovak Republic
Union Catalogue of Libraries in Slovak Republic
http://www.kis3g.sk
Union Catalogue of Periodicals in Slovak Republic
https://www.kis3g.sk/cgi-bin/gw_45_1/chameleon?skin=ukb-skp
Union Catalogue of Journals of Slovak Academy of Sciences
http://www.library.sk/aRL/simple.php?language=slovak&variables=0!un_cat_uks&ictx=sav&display_account_button=1
Foreign Union Catalogues
Union Cataloque of Libraries in Czech Republic
http://sigma.nkp.cz/F/?func=file&file_name=find-b&local_base=skc
Unified Information Gate in Czech Republic ÄŚR
http://www.jib.cz/V?RN=500061470
Central Catalogue of Charles Univerzity in Prague
http://ckis.cuni.cz/F/1V3KQBIY1AJL9M8F82YF6KVHE24R1UJ6NUCSATV8H8I2RY9YHR-34707?func=file&=&file_name=base-list&pds_handle=GUEST
Union Catalogue of Libraries in Czech Academy of Sciences
http://aleph.lib.cas.cz/F/?func=file&file_name=find-b&local_base=AV
MR - Országos Széchenyi Konyvtár, Budapest
http://nektar1.oszk.hu/librivision_eng.html
Central Catalogue of Libraries in Poland
http://193.0.118.56/cgi-bin/gw_48_1_12/chameleon?skin=default&lng=pl
Swutzerland - Schweizer Virtuelle Katalog
http://www.chvk.ch/vk_schweiz.html
Austria - Online Katalog des Osterreichischen Bibliothekenverbundes
http://meteor.bibvb.ac.at/F/8DXEJFS9SGAIDNTX1MYDN7G1TAPRDFSCDBGSJBBCL29UD8MP51-01087?func=file&file_name=start&local_base=acc01
USA - World Union Catalogue includes more than 10 000 records from the libraries from all around the world
http://www.worldcat.org/