Links und Quellen
Wettersaeulen in Europa
Fischer Barometer
http://weather.noaa.gov/weather/current/EDDC.html
WetterOnline
Meyers Konversationslexikon, 1888, Band 2
Bert Bolle
ALTE BAROMETER
Middleton
The History of Barometer
Josef Reiner
Die meteorologischen Instrumente