The natural history of population / by Raymond Pearl
London : Oxford University Press ; : Humphrey Milford, 1939. 1st edition. Ex-library copy with minor marks. Hinge starting. Good copy in the original gilt-blocked cloth. Spine bands and panel edges somewhat bumped and rubbed as with age. Remains quite well-preserved overall. Item #438222
Physical description: xii, 416 p. : ill. ; 22 cm. Contents: I. Biological background. -- Basic elements. -- The survival urge. -- The reproductive urge. -- Variability. -- The environment of man. -- The size of populations. -- Differential fertility. -- The general biology of fertility differentials. -- Summary. -- II. The biology of fertility. -- Definitions. -- Classification. -- Libido. -- Innate reproductive capacity. -- Menarche, menopause, and reproductive span. -- Litter size. -- Frequency of coitus. -- Pregnancy rates. -- Contraceptive efforts. -- Reproductive wastage. -- Discussion. -- III. Human and animal reproductive patterns. -- The problem. -- Actual and potential reproductive performance. -- Infra-human animal reproductivity. -- Nativity, race (colour), and age patterns. -- The secular trend in actual versus potential reproductivity. -- First births. -- Age patterns of reproductivity. -- Adequate reproduction. -- Parity patterns. -- Ages at specified parities. -- Summary and discussion. -- IV. The extent of contraceptive efforts in the American population. -- The need and acquirement of ad hoc data. -- The plan. -- General characteristics of the data. -- The prevalence of contraception. -- V. The effects upon natural fertility of contraceptive efforts. -- Part A. Differential fertility in economic classes. -- Part B. Differential fertility in classes of different educational levels. -- Part C. Differential fertility in religious classes. -- Summary. -- VI. World population-past, present, and future. -- Bringing the threads together. -- The present population of the world. -- The history of world population. -- Consequences. -- The future. Subjects: Population Growth. Family Planning Services. Contraception. Fertility.
Price: €18.00