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| | | | The finest aneroid barometer available today. Delivers accuracy within ±0.08"Hg over a four inch scale of mercury. Temperature compensated, with re-settable needle pointer used to monitor changes in pressure. Dial reads inches of mercury and kilopascals. |
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 | |  |  |  | | |  | | Aneroid Barometer with 5" Dial
| | | | A lovely round mahogany case with a 5" dial. Featuring a temperature controlled precision aneroid movement, silver finish dial calibrated in inches and millibars with chrome fixtures. |
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 | |  |  |  | | |  | | J7 Pocket weather forecaster
| | | | Pocket weather forecaster to be used with a barometer. Using the wind direction it gives a 12-hour forecast. Pantented in 1915. |
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