7.40 The Imperial Roman Army

8.5 Technology - Mechanics

8.30 Looking at Poems

8.55 Cues and Schemas

9.20 Drugs: The Industry and the Regulators

9.45 Sundials

10.10 The Digital Computer

10.35 Thermal Analysis

11.0 Cells and Organisms

11.25 The Nature of Chemistry

11.50 Multiplexing

12.15 Television and Politics - America (4)

12.40 The Aratar: Concept and Example

1.5 R. M. Schindler

1.30 Semiconductors