An MBA is a Masters of Business Administration which is a Masters Degree which is graduate school. Undergraduate is a Bachelors Degree (4 years of college) or an Associates Degree (2 years of college). Some schools have Masters Degree programs that are like 4+1 (5 years) that are a bit accelerated.
In 1847, the United States Post Office Department printed its first stamps, a 5-cent stamp picturing Benjamin Franklin and a 10-cent stamp picturing George Washington.
When the U.S. Post Office issued its 10-cent Washington value of 1847 as part of the first U.S. national postage stamp release, Washington's image had already been appearing for five years on postage stamps printed in the U.S. by private letter-carrying services and by local postmasters.