Marine Barograph

Marine Barograph are used to measure and record the history of atmospheric pressure. The measurin..

Marine Barograph are used to measure and record the history of atmospheric pressure. The measurin..

Barograph Chart for 207M ungummed barograph chart for Sunday start. Orange grid. Paper size: ..

Fibre nib for 207M supplied with a plastic cap for protection. Suitable for instruments made by F..