nilometer

C26054
concept

A nilometer is an ancient structure used to measure the water level of the Nile River to predict flooding, agricultural prospects, and tax assessments.

Observed surface forms (1)

Surface form Occurrences
Nilometer 2

Instances (4)

Instance Via concept surface
Roda Nilometer
Nilometer of al-Mutawakkil
Nilometer
surface form: Roda Island Nilometer
Nilometer
Miqyas al-Nil on Roda Island