67th Porcelain Enamel Institute Technical Forum, William Faust 
68th Porcelain Enamel Institute Technical Forum, William Faust 
61st Porcelain Enamel Institute Technical Forum, William Faust 
62nd Porcelain Enamel Institute Technical Forum, William Faust 
63rd Porcelain Enamel Institute Technical Forum, William Faust 
64th Porcelain Enamel Institute Technical Forum, William Faust 
65th Porcelain Enamel Institute Technical Forum, William Faust