The Artist's Guild, 1040 W. 15th St. in Casper, will hold a free mat cutting workshop for those who are members of the guild. It will begin at 9 a.m. on Saturday, Sept. 13. Participants can bring their own pictures and matboards. Help will also be offered in choosing the right color matboard for photos and pictures. FMI: www.casperbusiness.com/ArtistsGuild