Bertram, Charles. Cabinet Card Portrait Photograph, with a Letter from Bertram’s Wife. London, 1907. Sepia print portrait of the magician holding a deck of cards and standing at a table, on embossed studio mount (Campbell & Gray, 17 Cheapside, London). Gift inscription on verso by Bertram’s wife, Clara. 6 ½ x 4 ¼”. Accompanied by an autograph letter signed from Clara to the original owner, dated same as the photo.