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Key-holed on back for horizontal wall mounting
A user-adjustable needle at the centre of this humidity instrument allows you to observe changes in relative humidity
with the upper end of the scale reaching 110°C to allow for the high temperatures achieved in compost piles
measuring from 28 - 31 inches of pressure and 0 - 100 OPT
Russell Scientific Jubilee Barograph Choose Finish:Mahogany Case Key-holed on back for horizontalDescription Features Specification Product Video The Jubilee barograph is a miniature instrument that will grace any desk, mantelpiece or table as well as providing much interest. It has a handmade, solid wood case with flat glazed windows. The brass mechanism is fitted with a four capsule stack aneroid and the clock is quartz powered with a seven day rotation. This barograph can be used with modern fibre nib pens which are self inking. The Jubilee
