Hello Don,
Here are three sources in The Netherlands where there is a lot to be found:
http://ccindex.kit.nl/index.asp?lang=en (Database Tropenmuseum, Amsterdam)
http://www.rmv.nl/index.aspx?lang=en (Database National Museum of Ethnology, Leiden)
http://www.kitlv.nl/hisdoc.html (Royal Netherlands Institute of Southeast Asian and Carribean Studies)
Success!
Albert