Go back to article: Visualising electricity demand: use and users of a 3D chart from the 1950s

Figure 14

Colour photograph of an individual chart card from a 1950s three dimensional chart showing electricity demand over time

© Museum of Science and Industry

A load curve with three distinct peaks is most noticeable during August, when the ‘teatime’ peak is separated from the switching on of lights

DOI: http://dx.doi.org/10.15180/180905/020