Status
Available
Call number
Description
The Signs of the Times series explores the development of systems of recording and measuring, from the first forms of writing and the earliest calendars, to the latest in calculators and quartz clocks. Innovators, inventions and facts are highlighted in text boxes, and there are suggestions for related activities.
Genres
DDC/MDS
652.09 GAN |
Physical description
32 p.; 8.56 inches
ISBN
0195212568 / 9780195212563