Lyell's series of Scientific notebooks begins 1825 and continues until November 1874, just a few months before his death in February 1875. Lyell used these notebooks to record his fieldwork, travels, companions, queries, lists of memorandums, correspondance and publishing work.
Content warning:Lyell uses his Scientific notebooks to gather evidence, based on both his own observation, by reviewing other people's works, by correspondence, asking questions and analyses. The language used in these notebooks is historical, can be discriminatory and may cause offence.