From Reed Pen to Word Processor (Signs of the Times Series)

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. This volume traces the development of writing and printing from early-Sumerian pictograms to modern methods of printing.