Year-books, almanacs, directories and other annuals belong to a distinct type of publication, and are not referred to here.
The first comprehensive study of the currents of the Atlantic was that carried out by James Rennell (1790-1.830), and since that time Findlay in his Directories, Heinrich Berghaus, Maury and the officials of the various Hydrographic Departments have produced increasingly accurate descriptions of the currents of the whole ocean, largely from material supplied by merchant captains.
Galton was the author of memoirs on various anthropometric subjects; he originated the process of composite portraiture, and paid much attention to finger-prints and their employment for the identification of criminals, his publications on this subject including Finger Prints (1892), Decipherment of Blurred Finger Prints (1893) and Finger Print Directories (1895).
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