Doubling on stems
121 listed varieties show doubling here, across several series and dates. That is worth knowing before you get excited about one coin: a device that doubles often is a device where doubling is common, and where machine doubling imitates it most convincingly.
| Designation | Series | Class |
|---|---|---|
| 1940-P DDO-002 | Lincoln Cent | VI distended hub doubling |
| 1909-P DDR-003 | Lincoln Cent | VI distended hub doubling |
| 1909-P DDR-005 | Lincoln Cent | VI distended hub doubling |
| 1909-P DDR-006 | Lincoln Cent | VI distended hub doubling |
| 1909-P DDR-009 | Lincoln Cent | II distorted hub doubling |
| 1909-P DDR-011 | Lincoln Cent | II distorted hub doubling |
| 1909-P DDR-012 | Lincoln Cent | VI distended hub doubling |
| 1924-S DDR-001 | Lincoln Cent | VI distended hub doubling |
| 1925-P DDR-001 | Lincoln Cent | VI distended hub doubling |
| 1929-P DDR-001 | Lincoln Cent | VI distended hub doubling |
| 1930-D DDR-001 | Lincoln Cent | VI distended hub doubling |
| 1934-P DDR-001 | Lincoln Cent | VI distended hub doubling |
| 1934-P DDR-004 | Lincoln Cent | VI distended hub doubling |
| 1934-D DDR-001 | Lincoln Cent | VI distended hub doubling |
| 1934-D DDR-002 | Lincoln Cent | VI distended hub doubling |
| 1935-P DDR-003 | Lincoln Cent | VI distended hub doubling |
| 1935-P DDR-004 | Lincoln Cent | VI distended hub doubling |
| 1935-D DDR-001 | Lincoln Cent | VI distended hub doubling |
| 1935-S DDR-001 | Lincoln Cent | VI distended hub doubling |
| 1936-P DDR-001 | Lincoln Cent | VI distended hub doubling |
| 1936-P DDR-002 | Lincoln Cent | VI distended hub doubling |
| 1936-P DDR-005 | Lincoln Cent | VI distended hub doubling |
| 1936-P DDR-006 | Lincoln Cent | II distorted hub doubling |
| 1936-P DDR-009 | Lincoln Cent | VI distended hub doubling |
| 1936-P DDR-011 | Lincoln Cent | II distorted hub doubling |
| 1936-P DDR-015 | Lincoln Cent | VI distended hub doubling |
| 1936-P DDR-016 | Lincoln Cent | II distorted hub doubling |
| 1936-D DDR-004 | Lincoln Cent | VI distended hub doubling |
| 1937-P DDR-001 | Lincoln Cent | VI distended hub doubling |
| 1937-P DDR-002 | Lincoln Cent | VI distended hub doubling |
| 1937-P DDR-004 | Lincoln Cent | VI distended hub doubling |
| 1937-D DDR-001 | Lincoln Cent | VI distended hub doubling |
| 1938-P DDR-001 | Lincoln Cent | VI distended hub doubling |
| 1938-P DDR-002 | Lincoln Cent | VI distended hub doubling |
| 1938-D DDR-001 | Lincoln Cent | II distorted hub doubling |
| 1938-D DDR-003 | Lincoln Cent | VI distended hub doubling |
| 1939-P DDR-001 | Lincoln Cent | VI distended hub doubling |
| 1939-P DDR-004 | Lincoln Cent | VI distended hub doubling |
| 1939-P DDR-006 | Lincoln Cent | VI distended hub doubling |
| 1939-P DDR-007 | Lincoln Cent | VI distended hub doubling |
| 1939-P DDR-008 | Lincoln Cent | VI distended hub doubling |
| 1939-P DDR-009 | Lincoln Cent | VI distended hub doubling |
| 1939-P DDR-010 | Lincoln Cent | VI distended hub doubling |
| 1939-P DDR-011 | Lincoln Cent | II distorted hub doubling |
| 1940-P DDR-002 | Lincoln Cent | VI distended hub doubling |
| 1940-P DDR-004 | Lincoln Cent | VI distended hub doubling |
| 1940-P DDR-009 | Lincoln Cent | VI distended hub doubling |
| 1940-P DDR-012 | Lincoln Cent | VI distended hub doubling |
| 1940-P DDR-014 | Lincoln Cent | VI distended hub doubling |
| 1940-P DDR-015 | Lincoln Cent | II distorted hub doubling |
| 1940-P DDR-016 | Lincoln Cent | II distorted hub doubling |
| 1940-D DDR-003 | Lincoln Cent | VI distended hub doubling |
| 1940-S DDR-010 | Lincoln Cent | VI distended hub doubling |
| 1941-P DDR-001 | Lincoln Cent | VI distended hub doubling |
| 1941-P DDR-002 | Lincoln Cent | VI distended hub doubling |
| 1941-P DDR-003 | Lincoln Cent | VI distended hub doubling |
| 1941-P DDR-004 | Lincoln Cent | VI distended hub doubling |
| 1941-P DDR-005 | Lincoln Cent | VI distended hub doubling |
| 1941-D DDR-003 | Lincoln Cent | VI distended hub doubling |
| 1941-D DDR-004 | Lincoln Cent | VI distended hub doubling |
| 1941-S DDR-001 | Lincoln Cent | VI distended hub doubling |
| 1941-S DDR-003 | Lincoln Cent | VI distended hub doubling |
| 1941-S DDR-005 | Lincoln Cent | II distorted hub doubling |
| 1941-S DDR-006 | Lincoln Cent | II distorted hub doubling |
| 1942-P DDR-004 | Lincoln Cent | VI distended hub doubling |
| 1942-S DDR-001 | Lincoln Cent | VI distended hub doubling |
| 1943-P DDR-002 | Lincoln Cent | VI distended hub doubling |
| 1943-P DDR-004 | Lincoln Cent | VI distended hub doubling |
| 1943-P DDR-015 | Lincoln Cent | II distorted hub doubling |
| 1943-D DDR-005 | Lincoln Cent | VI distended hub doubling |
| 1943-D DDR-014 | Lincoln Cent | II distorted hub doubling |
| 1943-D DDR-015 | Lincoln Cent | II distorted hub doubling |
| 1943-S DDR-004 | Lincoln Cent | II distorted hub doubling |
| 1943-S DDR-005 | Lincoln Cent | II distorted hub doubling |
| 1943-S DDR-006 | Lincoln Cent | II distorted hub doubling |
| 1944-P DDR-001 | Lincoln Cent | II distorted hub doubling |
| 1944-P DDR-004 | Lincoln Cent | VI distended hub doubling |
| 1944-P DDR-005 | Lincoln Cent | VI distended hub doubling |
| 1944-S DDR-001 | Lincoln Cent | VI distended hub doubling |
| 1945-P DDR-004 | Lincoln Cent | VI distended hub doubling |
| 1945-P DDR-010 | Lincoln Cent | II distorted hub doubling |
| 1945-P DDR-012 | Lincoln Cent | II distorted hub doubling |
| 1945-P DDR-014 | Lincoln Cent | VI distended hub doubling |
| 1945-P DDR-015 | Lincoln Cent | VI distended hub doubling |
| 1945-P DDR-016 | Lincoln Cent | VI distended hub doubling |
| 1946-P DDR-003 | Lincoln Cent | VI distended hub doubling |
| 1946-P DDR-007 | Lincoln Cent | VI distended hub doubling |
| 1946-P DDR-008 | Lincoln Cent | VI distended hub doubling |
| 1946-D DDR-006 | Lincoln Cent | VI distended hub doubling |
| 1947-P DDR-002 | Lincoln Cent | VI distended hub doubling |
| 1947-D DDR-001 | Lincoln Cent | II distorted hub doubling |
| 1951-P Pr DDR-003 | Lincoln Cent | II distorted hub doubling |
| 1954-P DDR-001 | Lincoln Cent | II distorted hub doubling |
| 1955-P Pr DDR-003 | Lincoln Cent | II distorted hub doubling |
| 1955-P Pr DDR-004 | Lincoln Cent | II distorted hub doubling |
| 1955-P VDDR-011 | Lincoln Cent | II distorted hub doubling |
| 1956-P Pr DDR-004 | Lincoln Cent | IV+VIII |
| 1956-P DDR-005 | Lincoln Cent | II distorted hub doubling |
| 1956-P DDR-007 | Lincoln Cent | VI distended hub doubling |
| 1956-P DDR-008 | Lincoln Cent | VI distended hub doubling |
| 1957-P DDR-001 | Lincoln Cent | II distorted hub doubling |
| 1957-P DDR-004 | Lincoln Cent | II distorted hub doubling |
| 1957-P Pr DDR-005 | Lincoln Cent | II distorted hub doubling |
| 1957-P DDR-016 | Lincoln Cent | II distorted hub doubling |
| 1946-P DDR-007 | Roosevelt Dime | IV+VIII |
| 1956-P Pr DDR-008 | Lincoln Cent | |
| 1954-P Pr DDR-001 | Lincoln Cent | |
| 1945-P DDR-025 | Lincoln Cent | VI distended hub doubling |
| 1939-P DDR-018 | Lincoln Cent | |
| 1938-D DDR-001 | Lincoln Cent | VI distended hub doubling |
| 1937-P DDR-002 | Lincoln Cent | VI distended hub doubling |
| 1943-P DDR-004 | Lincoln Cent | VI distended hub doubling |
| 1935-P DDR-002 | Lincoln Cent | |
| 1936-P DDR-018 | Lincoln Cent | VI distended hub doubling |
| 1936-P DDR-020 | Lincoln Cent | VI distended hub doubling |
| 1909-P DDR-005 | Lincoln Cent | |
| 1918-P DDR-001 | Lincoln Cent | |
| 1919-P DDR-001 | Lincoln Cent | |
| 1917-D DDR-001 | Lincoln Cent | |
| 1916-P DDR-001 | Lincoln Cent | |
| 1910-P DDR-001 | Lincoln Cent |
The same device, coin after coin
Doubling on stems looks similar across dozens of varieties, which is exactly why eyeballing it misleads. Measure the displacement instead and the differences stop being a matter of opinion.