John M
02-15-2010, 09:56 AM
Here is an informative read on buttons.It is in pdf form so you may need something like adobe acrobat reader to open it (free download).It is from the DAACS organization on the classification and makes of buttons,also helps in dating styles of buttons.Very useful document.
http://www.daacs.org/aboutDatabase/pdf/cataloging/Buttons.pdf
http://www.daacs.org/aboutDatabase/pdf/cataloging/Buttons.pdf