An image of "The Cloister of San Cosimato", created by Joseph Wright in 1789 (Oil on mahogany, 61 x 81 cm).

An image of "View of the Lake of Nemi", created by Joseph Wright from 1790-95 (Oil on canvas, 105 x 128 cm).

An image of "Experiment with the Air Pump", created by Joseph Wright, c. 1768 (Oil on canvas, 183 x 244 cm).

An image of "Landscape with Rainbow", created by Joseph Wright, c. 1795 (Oil on canvas, 81 x 107 cm).

An image of "View of Vesuvius from Posilippo", created by Joseph Wrightz (Oil on canvas).

As part of the Smithsonian Art Museum's database of artists, this site provides biographical information on Ralph Earl in addition to an extensive listing of his works as displayed at the museum.

How did we learn to fly? Resource takes users back through time to discover where the history of flight all started. Offers links to games, art and stories as well as activities.

A good timeline showing the major events in the history of the religious group plus it also places them in the context of events around the world.