 | 1964
1924- include also "Greenland under Danish rule" and "Danish export firms". | |
 | 1961
1924- include also "Danish export firms". | |
 | 1952
1924- include also "Greenland under Danish rule" and "Danish export firms". | |
 | 1947
1924- include also "Greenland under Danish rule" and "Danish export firms". | |
 | 1931
1924- include also "Danish export firms." | |
| |
