BALRAMA Wet and Dry Bulb Hygrometer -20° to 50°C Psychrometer by ZEAL England Zeal Wet and Dry Bulb Hygrometer / Psychrometer Mason's Type by ZEAL England P501 C+F PSYCHROMETER -20° to 50°C
thermodynamics - What would happen if I put a wet/dry bulb hygrometer in supersaturated air (RH > 100%)? Would the wet bulb read hotter than the dry? - Physics Stack Exchange
PSYCHROMETER / WET & DRY BULB HYGROMETER | eBay
Baker B6030 Wet/Dry Bulb Hygrometer
Zeal Wet And Dry Bulb Hygrometer – Science Village