Slide showing chart demonstrating 'The growth of the population of the world.' Slide shows black and white chart demonstrating 'The growth of the population of the world.' The 'y' axis is labelled 'Population in Millions', the scale of which begins at 0 and ends at 2400(Mil). The 'x' axis is labelled 'Years', beginning at 1650 and ending at 2100. The curve on the chart begins at 400 Million, and is bounded by two lines, one below labelled 'Lower asymptote 445' and one above labelled 'Upper asymptote 2026'. There are various points marked along the curve. Chart title below image reads: 'Fig. 30: The growth of the population of the world'. Late 19th to early 20th century