LEAD: THE United States Postal Service will release two statehood issues in the next six days.

In 1999 the United States Postal Service released an Ayn Rand stamp.

- United States Postal Service releases John Muir stamp.

In 2000, the United States Postal Service released a series of commemorative postage stamps in Nevelson's honor.

On September 21, 1955, the United States Postal Service released a 30 Liberty Issue postage stamp honoring Lee.

The dispute over the mine may heat up soon when the United States Forest Service releases an environmental impact statement.

The United States Postal Service in November 2007, released a series of $0.41 stamps honoring Marvel comics.

The following year, the United States Postal Service released a commemorative Berlin stamp.

In 2009, the United States Postal Service released a commemorative stamp in Cooper's honor.

In July 1945, the United States Postal Service released a postage stamp bearing the image.