CONTENTS.

Page.
Chapter I.—The Atmosphere[ 5]
Chapter II.—Barometric Measurements of Altitudes[27]
Chapter III.—Aneroid Barometers: Their Construction[39]
Chapter IV.—The Use of Aneroid Barometers[52]
Chapter V.—Suggestions in Regard to the Selection and Systematic Use of an Aneroid[77]
Table I.—Prof. Airy’s Table of Altitudes[88]
Table II.—Logarithmic Table[106]
Table III.—Metric Altitude Table[121]
Table IV.—Corrections for Mercurial Barometer[125]
Table V.—Boiling Point of Water corresponding to Different Barometric Pressures[126]