Ref 1716
An intresting, rare, small wall barograph, number 99, sold by J Hicks of London
- made by A. Redier The upright case 10" tall, 5 3/4 " wide and 4
1/2" deep at base. The whole item in good working order with rather unique
cone shaped nib which creates a series of ink dots to record the pressure on
the graph. Complete with 100 charts specially printed for this item. The mahogany
case showing signs of age but in good mid brown mahogany colour, the mechanism
fully cleaned and overhauled and lacquerd in a pleasant gold colour to fully
symphathise with this curious barograph. For further info see 'Barographs' pages
94-97 by P.R.Collins.