[A series of topographic maps of the zones of Nepal].
Nepal.Nāpīvibhāga.
[Kathmandu? : Survey Department?,
1976-
Incomplete:
2. Kosī Zone -- 5. Bāgmati Zone -- 6. Nārāyanī Zone -- 7. Gandakī Zone -- 9. Lumbinī Zone -- 10. Karnālī Zone (2 sheets) -- 12. Bherī Zone