Louis Leppke: MONA collection artwork Posted on October 4, 2018October 4, 2018 by Maggie Pierson Louis A. Leppke Dr. Gilder Painting black & white photograph 1935 15¼ × 19½” Museum Purchase made possible by Joslyn Art Museum, 1959. Transfer to Museum of Nebraska Art, 1995 Accession No: 1995.29.15 (click image for full view)