siphon barometer

picture of siphon barometer in Knolik

siphon barometer

near siphon barometer in Knolik

Knolik
letter "B"
start from "BA"
article "barometers and weather-glasses"
weather glass part 1 : barometer, filling with mercury part 2 : barometer, filling with mercury part 3 : barometer, filling with mercury part 4 : barometer, filling with mercury part 5 : wright's apparatus part 6 : siphon barometer part 7 : siphon barometer part 8 : cistern barometer part 9 : glycerine barometer part 10 : portable mercurial barometer part 11 :

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