| 1949 CHRISTENSEN Sewing Machine Patent Print Art |
| 1929 CHRISTENSEN HILDUR Toy Patent Print Art |
| 1944 CHRISTENSEN Sewing Machine Patent Print Art |
| 1932 CHRISTENSEN Sewing Machine Patent Print Art |
| 1947 CHRISTENSEN Sewing Machine Patent Print Art |
| 1950 CHRISTENSEN Sewing Machine Patent Print Art |
| 1945 CHRISTENSEN Sewing Machine Patent Print Art |
| 1951 CHRISTENSEN Sewing Machine Patent Print Art |
| 1951 CHRISTENSEN PAUL Mine Patent Print Art |
| 1942 CHRISTENSEN Sewing Machine Patent Print Art |
| 1934 CHRISTENSEN Sewing Machine Patent Print Art |
| 1936 CHRISTENSEN Sewing Machine Patent Print Art |
| 1926 CHRISTENSEN VIGGO Tee Mold Patent Print Art |
| 1948 CHRISTENSEN Sewing Machine Patent Print Art |
| 1954 CHRISTENSEN OSCAR Clarinet Patent Print Art |
| 1926 CHRISTENSEN Feed Mechanism Patent Print Art |
| 1956 CHRISTENSEN Closure Device Patent Print Art |
| 1946 CHRISTENSEN Sewing Machine Patent Print Art |
| 1930 CHRISTENSEN Sweing Machine Patent Print Art |
| 1951 CHRISTENSEN SUE Corset Patent Print Art |
| 1940 CHRISTENSEN Sewing Machine Patent Print Art |
| 1964 CHRISTENSEN Artificial Fly Patent Print Art |
| 1930 EMIL CHRISTENSEN Socket Patent Print Art |
| 1958 CHRISTENSEN Guard Bearings Patent Print Art |
| 1937 CHRISTENSEN Sewing Machine Patent Print Art |
| 1935 CHRISTENSEN Sewing Machine Patent Print Art |
| 1941 CHRISTENSEN Sewing Machine Patent Print Art |
| 1938 CHRISTENSEN Sewing Machine Patent Print Art |