sm (version 2.2-5.4)

aircraft: These data record six characteristics of aircraft designs which appeared during the twentieth century

Description

These data record six characteristics of aircraft designs which appeared during the twentieth century.

The variables are:

Yr
year of first manufacture
Period
a code to indicate one of three broad time periods
Power
total engine power (kW)
Span
wing span (m)
Length
length (m)
Weight
maximum take-off weight (kg)
Speed
maximum speed (km/h)

Source: The data were collected by P. Saviotti and are described in detail in Saviotti (1996), "Technological Evolution, Variety and Economy", Edward Elgar: Cheltenham.

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