Not ALL on the same print but some of the techniques that the two artists use in their combination prints.
Ann Thomson, is based at Monsoon Print Studios in Townsville, Australia. She makes prints that use etching, drypoint and inkjet. The outcomes have a collage feel to them and she likes to use strong colours. You can see more of her works here.
William Smith an American earned his BFA from Philadelphia College of Art. Solo exhibitions in New York, Los Angeles, Philadelphia, San Francisco and Atlanta.
Group exhibitions have included the Noyes Museum, NJ; The Palmer Museum, PA; Freedman Gallery, Albright College, Reading, PA; Abington Arts Center, PA; the Levy Gallery, Moore College of Art & Design, PA; Nexus Foundation for Today's Art, PA; and Rosenwald-Wolf Gallery, The University of the Arts, PA.
He has received three fellowships from. the Pennsylvania Council on the Arts and a Pew Fellowship award. Among the collections in which he is included are The Delaware Art Museum; Architectural Digest, Los Angeles; Aronson and Partners, Philadelphia; Pan Pacific Yokohama, Japan; and Mastercard.
I was unable to locate further web representation for William.