19. Professional paper, manuscripts, Flow over weirs with sharp crests and full contractions
Annotated draft of a professional paper: Flow over weirs with sharp crests (thin edges) and full contractions. The first page has been notated at the top-right with "V. M. Cone". Letter from H. E. Murdock of Irrigation Investigations, Office of Experiment Stations to V. M. Cone concerning curves, the formula and data. Handwritten tables of discharge and coefficient values for Cippoletti weirs, difference in Q for error, and percentage error in discharge. Cippoletti formula and derivation notes are on the back of drawn charts.