Blackwood convention

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Aphrodite. Greek mythology. Sculpture. Aphrodite is the Greek goddess of love and beauty.

12 Greek Gods and Goddesses

Click on image for enlargements of panel sections. The Ghent Altarpiece (open view) by Jan and Hubert van Eyck, 1432, polyptych with 12 panels, oil on panel; in the Cathedral of Saint-Bavon, Ghent, Belg.

The Most Stolen Work of Art

United States electoral college map showing number of electoral votes by state.

How Does the Electoral College Work?

Globe South America, map

What’s the Difference Between Hispanic and Latino?

Andrew Jackson delivering a speech while on his way to Washington, D.C., for his inauguration in 1829. From Harper's Weekly, 1881.

5 Remarkably Close U.S. Presidential Elections

Washington DC.,USA, April 26, 1989. Supporters for and against legal abortion face off during a protest outside the United States Supreme Court Building during Webster V Health Services

Pro and Con: Abortion

United States elections portal page linking to each election interactive

A History of U.S. Presidential Elections in Maps

Blackwood convention

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slam bidding

In bridge: Blackwood convention
In this convention, devised in 1934 by Easley Blackwood of Indianapolis, Ind., a bid of four no trump asks partner to show his total number of aces. A response of five clubs shows no aces (or all four aces); five diamonds shows one…
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