Like fabric, I love buttons. The antique and collectible ones I threaded on poster board, cut to slide in a plastic page protector. I have the huge metal buttons that were on my great grandmother's wedding dress back in the 1880's. The common buttons are in bluish glass canning jars.
http://vintagebuttons.net/educational.html
http://bluehousebuttons.com/
http://www.nationalbuttonsociety.org/2009_NBS_Show.html
http://www.buttonimages.com/
http://www.ohgosh-buttons.com/
http://www.thebuttonbower.com/
Anyone else love vintage and antique buttons??
piney