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.
United States. Non-denominated Stamp Values. The United States has issued a number of non-denominated stamps and postal items since 1975 because of unknown values of postage rate increases. Because the new rate increase was unknown, the actual value of the stamps were left off.