Screen Printing for Flying Ambulances, Art Galleries, and Team Sports 09/07/2014 | No Comments 2-color screen print for the ambulance in the sky, Med Flight One. 1-color screen print for Mainframe Print Shop and Art Gallery. Mercer Island Water Polo 2-color screen printed shirt. 2-color screen print for Mercer Island Swim & Dive. Related Categories: Rain City West Screen Printing, Screen Printing, Sport Teams | Tags: Mainframe Print Shop and Art Gallery.