This circular has been prepared to meet the more urgent and immediate needs of the water user. The complications which usually arise in water measurement have been eliminated to such an extent that anyone who will follow the few simple instructions outlined in the following pages can learn to measure the flow of irrigation streams under ordinary conditions.
Winsor, L. M., "Circular No. 6 - Measurement and Distribution of Irrigation Water" (1912). UAES Circulars. Paper 5.