You can only add up to 50 products to your wishlist at a time.
Category: Meteorology
Sub Category: N/A
Product Group: Chart recording instruments
The barograph uses a vacuum capsule to detect changes in atmospheric pressure. The expansion or contraction of the capsule is transferred into a vertical movement which is recorded on the revolving drum.
Mechanical movement, supplied with 52 weekly charts and a bottle of ink.
Description | Barograph, 955-1055 mb |