Scene near Colinton in midsummer--A grey travelled Boulder--Its aspect and contents--Its story of the past, Exterior of the boulder--Travelled stones a difficult problem--Once referred to the Deluge--Other theories--Novelty of the true solution--Icebergs formed in three ways--Progress and scenery of an iceberg--Its effects--Size of icebergs--Boulder clay had a glacial origin--This explanation confirmed by fossil shells--Laws of the distribution of life--Deductions,…
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