It's an unusual mystery for grown-up in which the pictures are as important as the text...but that's the case with the new book -- DIARY OF AN AMATEUR PHOTOGRAPHER -- by artist Graham Rawle . Rawle's provocative collages provide clues in solving the mystery while presenting a scathing critique on society's views of women, sex and consumer culture. Rawle was in town recently ----.MPR's Mary Stucky caught up the artist at an exhibit of his work currently on display at the College of Visual Arts in St Paul.