CHART of IMPORTS and EXPORTS to and from ENGLAND
Exports and Imports of SCOTLAND from Christmas 1780-81
advancing gecko
Air pollution in southern California
Area, population, tax revenue of european countries
Birth, death, and reign of English rulers (1660-1860)
CHART showing Price of Wheat & Wages (1565-1824)
collapse of bridge in 1840
Horse tracks at different paces
Life cycle of Japanese beetle
Lung cancer death rate by country
Magnetic flux vs Time
Man in black velvet photographed in stick-figure images
Napoleon's Russian Campaign (1812)
Outgoing mail of the U.S. House of Representatives
Starfish turning itself over
Undulations of the dorsal fin of a descending sea-horse
Variation in total US retail sales