780Ci66: "Environs of installation for determining the effect of altitude on evaporation, Logan, Utah"
Title information from "Evaporation from Free Water Surfaces" by Carl Rohwer. See Plate 5C. Sprinklers watering lawn next to Old Main in upper left. Apparatus is across dirt road from Old Main at Utah Agricultural College and includes lightbulb on post with electrical wire running to psychrometer, evaporation pan with hook gage, and anemometer.