Thermohygrograph

Vintage Thermohygrometer from the world-famous brand Thies Güttingen Germany. Winding and clock mechism still work. Not pristine condition,glass panels missing,paint work is peeling and flaking and some water damage to the drum paper. Thermohygrometers were used for meteorological observation and indoor environmental monitoring, such as museums or industrial cameras. The thermohygrometer records daily temperature and humidity values on paper, over a period that can vary from 7 to 30 days, depending on the scale of the drum paper Offers accepted No calls after 6pm