780Fs0102: "Lowering the measuring stick in the Hb stilling well" of Parshall flume
Title information from "Improving the Distribution of Water to Farmers by Use of the Parshall Measuring Flume" by Ralph L. Parshall. See Figure 19. Full caption reads, "Lowering the measuring stick in the Hb stilling well as the first of the two heads to be taken for calculating the submerged-flow discharge. Actual flow of 33 statutory inches at 85 percent submergence through 6-inch flume."