CHAPTER V

. SECONDARY BAROMETERS.

43. Desirability of Magnifying the Barometer Range.

44. HOWSON'S LONG-RANGE BAROMETER.

45. MCNEIL'S LONG-RANGE BAROMETER.

46. The Water-glass Barometer.

47. SYMPIESOMETERS.

48. ANEROIDS.

49. SMALL SIZE ANEROIDS.

50. WATCH ANEROID.

51. Measurement of Heights by the Aneroid; Example.

52. METALLIC BAROMETER.

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