As with the services listed for barometers, we offer for barographs the following:

• cleaning of mechanical (key-wind) clock drum mechanisms
• pressure testing
• repair or replacement of the aneroid movement
• re-ranging to get the pen arm to move up or down at the correct rate
• calibration (with or without a test document)
• barograph charts for many makes, in inches or millibars - Link to Accessories Page
• replacement felt-tip pens for most makes - Link to Accessories Page
• metal pen nibs - Link to Accessories Page
• recorder ink in purple, blue, or red - Link to Accessories Page
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