The European Bibliography of Slavic and East European Studies (EBSEES) - 1991-2007

The European Bibliography of Slavic and East European Studies (EBSEES) collects books, journal articles, reviews and dissertations from Eastern Europe (former countries of Eastern Bloc) which were published in Belgium, Germany, Finland, France, Great Britain, the Netherlands, Austria and Switzerland from 1991 to 2007. The segment "Literature" and "Culture" of the European Bibliography of Slavic and East European Studies contains 18.000 bibliographic entries (from the total asset of 85.000). More information can be found here.

Your search for Veen, H. van provides 2 hits
1	Inventory of the collection Lev Trocky and the International Left Opposition (ILO) / International Communist League (ICL), 1917-1919 (1920-1929) / 1930-1934 (-1937) Veen, H. van, Amsterdam, Stichting Beheer IISG, 1991, xi+61 p
2	Inventory of the archives of the Partija Socialistov-revolucionerov (PSR) (1834-1870-1934 Veen, H. van, Amsterdam, Stichting Beheer IISG, 1994, 96 p

The European Bibliography of Slavic and East European Studies (EBSEES) - 1991-2007

Inventory of the collection Lev Trocky and the International Left Opposition (ILO) / International Communist League (ICL), 1917-1919 (1920-1929) / 1930-1934 (-1937)

Inventory of the archives of the Partija Socialistov-revolucionerov (PSR) (1834-1870-1934