information about Tower field
Field Hierarchy
Parent | |||
---|---|---|---|
Engineering 24.4M papers | Geography 11.3M papers | History 7.1M papers | Archaeology 6.4M papers |
Structural engineering 2.6M papers | Civil engineering 827k papers | ||
Current | |||
Tower 42.7k papers | |||
Child | |||
Transmission tower 3,119 papers |
Trends
Notes
History