Museums and Public Art Galleries:
Frans Hals Museum, Haarlem, Netherlands Lady with Large Hat in Summer House, 1913 The Port of Majorca, 1914
Kröller-Müller Museum, Otterlo, Netherlands Liggend naakt, 1909
Rijksmuseum Twenthe, Enschede, Netherlands (in Dutch) NEW! 
Pictures from Image Archives:
Leo Gestel at The Athenaeum 16 works online
Articles and Reference Sites:
Grove Dictionary of Art Online (excerpt) 
Union List of Artist Names (Getty Museum)  Reference sheet with basic information about the artist and pointers to other references.
Wikipedia, the "Open Content" Encyclopedia (Biography from the Dutch-language version of Wikipedia)
Oxford Dictionary of Art (eNotes) NEW! 
|
|
|
|