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During President Carter's administration, the Immigration and Naturalization Service constructed an "impenetrable" fence at selected areas near El Paso, Calexico, and San Ysidro, among others. It is twelve feet high and constructed of metal webbing…

A photograph looking down into the gorge and river from above Danger Point.

A photograph of the botanical laboratory, gardens, and union buildings in the background.

A photograph in the botanical garden that shows a museum in background and water lilies in a pond in the foreground. There is also pandanus, cocoanut palm, monkey tree, eucalyptus, and the lawn of cynodon incompletus.

A photograph of a botanical garden in Lourenco Marques (currently known as Maputo). There are palms at the right and Japanese bamboo at the left. There are royal and other palms in the background.

A photograph of the Botanical Department, which shows the fumigating house at the left as well as aloes, euphorbias, and pelargoniums.

A photograph of the botanical department at Pretoria. It consists of a series of small workships or laboratories with botanical garden-like grounds, made up of mostly mesembryanthemum, agave, and aloe.

A photograph from the door of the laboratory looking out through the grounds.