Title: The first book of time
First published: 1963
Description: An introduction to time and its measurement, describing the solar year and the calendar year, spring and autumn equinoxes, calendars in history, chronometers, atomic clocks, the earth as a geologic clock, and plant and animal clocks.
Subjects: Clocks and watches, Juvenile literature, Time
LC classification: PZ10.B2952 Fl