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Encyclopedia : 4 : 45 : 457 (10 articles)


.45-70
The .45-70 rifle cartridge was developed at the US Army's Springfield Armory for use in the Springfield Model 1873 .45 caliber rifle, known to collectors (but never to the Army) as the "Trapdoor Springfield." The new cartridge was a replacement for the stop-gap .50-70 cartridge which had been adopt..
457
For other uses, see (disambiguation)}}}. ..
457 Alleghenia
457 Alleghenia is an asteroid. It was discovered by Max Wolf and Friedrich Karl Arnold Schwassmann on September 15, 1900. Its provisional name was 1900 FJ. It is named in honor of the northside neighborhood of the city of Pittsburgh, Pennsylvania and its scientific and industrial heritage that prod..
457 BC
Centuries: 4th century BC - 5th century BC - 6th century BC Decades: 500s BC 490s BC 480s BC 470s BC 460s BC - 450s BC - 440s BC 430s BC 420s BC 410s BC 400s BC Years: 462 BC 461 BC 460 BC 459 BC 458 BC - 457 BC - 456 BC 455 BC 454 BC 453 BC 452 BC Events Pericles, Athenian statesman, inaugrate..
457 plan
The 457 plan is a type of tax advantaged defined contribution retirement plan that is available for governmental and certain non governmental employers in the United States. The employer provides the plan and the employee defers compensation into it on a pre-tax basis. For the most part the plan op..

 


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