good background info

http://www.ibiblio.org/wm/paint/auth/monet/

lots of pictures

http://giverny.org/monet/welcome.htm

full of paintings

http://frodo.marshall.edu/~smith82/monet.html

background/art

http://www.artofmonet.com/Home_Page.htm

biography

http://en.wikipedia.org/wiki/Claude_Monet

good background information

http://www.ibiblio.org/wm/paint/auth/matisse/

lots of pictures

http://www.abcgallery.com/M/matisse/matisse.html

good info

http://en.wikipedia.org/wiki/Leonardo_da_Vinci

DaVinci's science work

http://www.mos.org/leonardo/

lots of pictures

http://www.ibiblio.org/wm/paint/auth/vinci/

good pics

http://www.ibiblio.org/wm/paint/auth/cassatt/

good info

http://en.wikipedia.org/wiki/Mary_Cassatt

good info

http://en.wikipedia.org/wiki/Frida_Kahlo

home page dedicated to her

http://www.fridakahlo.com/

good pics

http://www.artchive.com/artchive/K/kahlo.html

good info

http://en.wikipedia.org/wiki/Michelangelo

good pics

http://www.ibiblio.org/wm/paint/auth/michelangelo/

biography info

http://www.artchive.com/artchive/M/michelangelo.html

more biography

http://www.michelangelo.com/buon/bio-index2.html

homepage

http://www.calder.org/

good info

http://en.wikipedia.org/wiki/Alexander_Calder

good info

http://en.wikipedia.org/wiki/Paul_Klee

nice pics

http://www.mcs.csuhayward.edu/~malek/Klee.html

good pics and info

http://www.mcs.csuhayward.edu/~malek/Klee.html

short description

http://www.enchantedlearning.com/artists/picasso/

short description

http://www.princetonol.com/groups/iad/Files/picasso.htm

good information

http://en.wikipedia.org/wiki/Pablo_Picasso

background information

http://www.artchive.com/artchive/P/picasso.html

short description

http://www.vangoghgallery.com/misc/bio.html

good info

http://en.wikipedia.org/wiki/Vincent_van_Gogh

good pics and info

http://www.ibiblio.org/wm/paint/auth/gogh/

good info

http://en.wikipedia.org/wiki/Grant_Wood

about "American Gothic"

http://en.wikipedia.org/wiki/American_Gothic

Intro to Grant Wood

http://xroads.virginia.edu/~ma98/haven/wood/intro.html

good info

http://en.wikipedia.org/wiki/Rembrandt

good info and pics

http://www.ibiblio.org/wm/paint/auth/rembrandt/

O'Keeffe Musuem

http://www.okeeffemuseum.org/indexflash.php

good info

http://en.wikipedia.org/wiki/Georgia_O'Keeffe

good info

http://en.wikipedia.org/wiki/Ren%C3%A9_Magritte

good info and pics

http://www.artchive.com/artchive/M/magritte.html

good info

http://en.wikipedia.org/wiki/Jackson_Pollock

good pics and info

http://www.ibiblio.org/wm/paint/auth/pollock/

good info

http://en.wikipedia.org/wiki/Raphael

good biography

http://www.artchive.com/artchive/R/raphael.html

Great pictures

http://www.mcs.csuhayward.edu/~malek/Raphael.html

good info

http://en.wikipedia.org/wiki/Donatello

good info

http://www.artchive.com/artchive/D/donatello.html

good info

http://en.wikipedia.org/wiki/Georges_Seurat

good biography

http://www.ibiblio.org/wm/paint/auth/seurat/

good info

http://en.wikipedia.org/wiki/Joan_Mir%C3%B3

great images

http://www.mcs.csuhayward.edu/~malek/Miro.html

good background info

http://en.wikipedia.org/wiki/Piet_Mondrian

good biography

http://www.artchive.com/artchive/M/mondrian.html

pictures and biography

http://www.pietmondrian.org/about-piet-mondrian.php

good background info

http://www.ibiblio.org/wm/paint/auth/cezanne/

good info

http://en.wikipedia.org/wiki/Paul_C%C3%A9zanne

pics and biography

http://www.artchive.com/artchive/C/cezanne.html

good info

http://en.wikipedia.org/wiki/Marc_Chagall

good biography

http://www.artchive.com/artchive/C/chagall.html

good background info

http://en.wikipedia.org/wiki/Andy_Warhol

good biography

http://www.artchive.com/artchive/W/warhol.html

good background info

http://en.wikipedia.org/wiki/Pierre-Auguste_Renoir

good info

http://www.artchive.com/artchive/R/renoir.html

good info

http://en.wikipedia.org/wiki/Edgar_Degas

good info and pics

http://www.ibiblio.org/wm/paint/auth/degas/

good background info

http://en.wikipedia.org/wiki/Wassily_Kandinsky

good info and pics

http://www.ibiblio.org/wm/paint/auth/kandinsky/

good info

http://en.wikipedia.org/wiki/Jasper_Johns

The met, New York City

http://www.metmuseum.org/toah/hd/john/hd_john.htm

biography

http://en.wikipedia.org/wiki/Alberto_Giacometti

pics and bio

http://www.artchive.com/artchive/G/giacometti.html

biography and pics

http://www.artchive.com/artchive/ftptoc/moore_ext.html

good info

http://en.wikipedia.org/wiki/Henry_Moore

fun and interactive

http://www.lichtensteinfoundation.org/

http://en.wikipedia.org/wiki/Roy_Lichtenstein

good pics and info

http://www.artchive.com/artchive/L/lichtenstein.html

lots of pics

http://www.anseladams.com/

good info

http://en.wikipedia.org/wiki/Ansel_Adams

Amazing pictures!!!

http://www.nancyhoffmangallery.com/liu/2003.html

biography

http://en.wikipedia.org/wiki/Hung_Liu

http://www.octobergallery.com/artists/jones.htm

http://en.wikipedia.org/wiki/Lois_Mailou_Jones

http://northbysouth.kenyon.edu/1998/art/pages/whjohnson.htm

http://www.usca.edu/aasc/johnson.htm

http://www.artchive.com/artchive/T/tanner.html

http://en.wikipedia.org/wiki/Henry_Ossawa_Tanner

http://www.whitney.org/jacoblawrence/art/index.html

http://en.wikipedia.org/wiki/Jacob_Lawrence

http://en.wikipedia.org/wiki/Romare_Bearden

http://www.nga.gov/cgi-bin/pbio?246170

http://www.faithringgold.com/ringgold/default.htm

http://en.wikipedia.org/wiki/Faith_Ringgold

http://en.wikipedia.org/wiki/Jaune_Quick-To-See_Smith

http://www.tfaoi.com/aa/4aa/4aa551.htm

http://en.wikipedia.org/wiki/Paul_Gauguin

http://www.artchive.com/artchive/G/gauguin.html

Biography

http://en.wikipedia.org/wiki/M._C._Escher

http://www.mcescher.com/