In 1990 , while teaching at Kala Institute , he met Peter Koch , fine press printer , Berkeley .
Wagener 's early engravings juxtaposed realistic elements against a field of abstract imagery , frequently incorporating letterforms .
In 1990 , while teaching at Kala Institute , Wagener met Peter Koch , fine press printer , Berkeley .
Wagener 's early engravings juxtaposed realistic elements against a field of abstract imagery , frequently incorporating letterforms .