1. Station list, 1925–1927;Anonymous;Discovery Report,1929
2. Station list, 1927–1929;Anonymous;Discovery Report,1931
3. Station list, 1929–1931;Anonymous;Discovery Report,1932
4. Station list, 1931–1933;Anonymous;Discovery Report,1941
5. Station list, 1933–1935;Anonymous;Discovery Report,1942