CHA
AWS
Craft & Hobby Association
American Welding Society
http://www.hobby.org/
http://www.aws.org
PMA
NAMTA
Photo Marketing Association
National Art Material Tarde Association
http://www.pmai.org
http://www.namta.org
ACMI
CFAE
Art & Creative Materials Institute
Council for Art Education
http://www.acminet.org
http://www.acminet.org/cfae.htm
NAEA
SMART
National Art Education Association
Scrapbooking Manufacturers And Retailers Trade Group
http://www.naea-reston.org/
http://www.thesmartgroup.biz/
OPS
IPI
Oil Pastel Society
Image Permanence Institute
http://www.oilpastelsociety.com/
http://www.imagepermanenceinstitute.org/
AIC
The American Institute for Conservation of Historic & Artistic Works
http://www.aic.stanford.edu/
