Whale distribution maps, circa 1934

Sperm whaling grounds of the nineteenth century : based on logbook records dating from 1821 to 1899 [Detached from "Where the nineteenth century whaler made his catch" / CH Townsend. Bulletin, New York Zoological Society 34.6 November-December 1931)] Plus 4 charts from From Townsend CH (1935) "The distribution of certain whales as shown by logbook records of American whaleships" / CH Townsend. Zoologica. 1935: Chart A: Distribution of the sperm whale based on logbook records dating from 1761 to 1920. Chart B: Distribution of the sperm whale based on logbook records dating from 1761 – 1920 Chart C: Distribution of northern and southern right whales based on logbook records dating from 1785 to 1913. Chart D: Distribution of bowhead and humpback whales based on logbook records – mostly Nineteenth Century.