| 1925 DAVID BONSALL Carline P H MURPHY CO Patent |
| 1927 DAVID BONSALL Car Roof P H MURPHY CO Patent |
| 1925 DAVID BONSALL Car Roof P H MURPHY CO Patent |
| 1942 BONSALL Refrigerator Car Structure Patent |
| 1937 DAVID BONSALL Hatch Construction Patent |
| 1931 DAVID BONSALL Car Roof P H MURPHY CO Patent |
| 1943 BONSALL Refrigerant Container Patent Print |
| 1935 DAVID BONSALL Refrigerator Car Patent Print |
| 1923 DAVID BONSALL Metal Car Roof Patent Print |
| 1932 DAVID BONSALL Carline P H MURPHY CO Patent |
| 1926 DAVID BONSALL Car Roof P H MURPHY CO Patent |
| 1937 DAVID BONSALL Car Roof P H MURPHY CO Patent |
| 1932 DAVID BONSALL Metal Car Roof Patent Print |
| 1941 BONSALL Refrigerator Car Structure Patent |
| 1928 DAVID BONSALL Refrigerator Car Patent Print |
| 1923 DAVID BONSALL Car Roof P H MURPHY CO Patent |
| 1932 DAVID BONSALL Refrigerator Car Patent Print |
| 1941 BONSALL CHARLES Refrigerator Car Patent |
| 1932 DAVID BONSALL Car Roof P H MURPHY CO Patent |
| 1941 BONSALL CHARLES Railway Car Patent Print |
| 1929 DAVID BONSALL Car Roof P H MURPHY CO Patent |
| 1939 BONSALL Top Bunker Refrigerator Car Patent |
| 1936 DAVID BONSALL Carline Assembly Patent Print |
| 1928 DAVID BONSALL Car Roof P H MURPHY CO Patent |
| 1938 BONSALL Insulated Car Wall Patent Print Art |
| 1928 DAVID BONSALL Car Rogf P H MURPHY CO Patent |
| 1927 DAVID BONSALL Car Wall Structure Patent |
| 1924 DAVID BONSALL Car Roof P H MURPHY CO Patent |
| 1943 BONSALL CHARLES Refrigerator Car Patent |
| 1936 DAVID BONSALL Car Roof P H MURPHY CO Patent |
| 1942 BONSALL Railway Car Side Door Patent Print |
| 1933 DAVID BONSALL Car Roof P H MURPHY CO Patent |
| 1934 DAVID BONSALL Car Roof P H MURPHY CO Patent |
| 1925 DAVID BONSALL Flexible Car Roof Patent |
| 1939 BONSALL CHARLES Refrigerator Car Patent |