London: John Murray, 1878.
With a Map. liv, 285pp. 8vo. Bound in three quarters modern brown polished calf and marbled boards, red leather title label. Fine. Item #317555
Life on Ascension Island with her husband Scottish Astronomer David Gill to measure the solar parallax-the distance between the Earth and the Sun-by observing Mars, which was then the closest to Earth than it had been for a century.
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