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United States Post Office
Releases Cloud Stamps

The United States Postal Service (USPS) will be issuing the 15-Cloudscapes commemorative postage stamps in early October 2004. Arranged according to altitude, nine of the ten basic cloud types are pictured below on this pane of fifteen stamps. Brief text on the back of each stamp identifies and describes that particular cloud type.

High Clouds
	Cirrus Radiatus Blue hill Bay, Maine July 1981, early evening Copyright David Rosenfeld/Photo Researchers, Inc.		Cirrostratus Fibratus Northeast of Duluth, Minnesota June 26, 1988 Copyright Arjen & Jerrine Verkaik/SKYART		Cirrocumulus Undulatus Coal Creek Canyon, Colorado September 16, 1992 around noon Copyright Richard A. Keen
	Cumulonimbus Mammatus Near Barnes, Kansas June 6, 1971 8:51 PM Copyright David Hoadley		Cumulonimbus Incus West of Amarillo, Texas April 22, 1994 around 4 PM Copyright Arjen & Jerrine Verkaik/SKYART
Middle Clouds
	Altocumulus Stratiformis Near Las Cruces, New Mexico December 1988 at sunset Copyright Scott T. Smith		Altostratus Translucidus Cape May, New Jersey December 26, 1988 aroound 3 PM Copyright Richard A. Keen		Altocumulus Undulatus Rockville, Maryland Mid 1990s, May, 10 AM Copyright H. Michael Mogil
	Altocumulus Castellanus 40 miles ESE of Wichita, Kansas July 3, 1992 11:00 AM Copyright Arjen & Jerrine Verkail/SKYART		Altocumulus Lenticularis Near Nederland, Colorado September 1998, sunset Copyright Carlye Calvin
Low Clouds
	Stratocumulus Undulatus Muddy Bay, Labrador October 5, 1977, sunset Copyright Richard A. Keen		Stratus Opacus Chittenden Reservoir, Vermont October 3, 1987, 2:30 PM Copyright Stanley Gedzelman		Cumulis Humilis Near McMinnville, Oregon August, midafternoon Copyright John Day
	Cumulus Congestus North of Douglas, Arizona August 28, 2000 5:00 PM Copyright Arjen & Jerrine Verkaik/SKYART		Cumulonimbus with Tornado near Osnabrock, North Dakota July 25, 1978 6:00 PM Copyright Edi Ann Otto