All Aboard! 20th Century American Trains which contained four sets of the five paintings. All Aboard! 20th Century American Trains In August 1999, the United States Postal Service issued a set of 33¢ postage stamps entitled All Aboard! 20th Century American Trains to ""pay tribute to American industry and design, and specifically to the heritage of our railroads."" Artist Ted Rose created five watercolor images depicting the following celebrated American named passenger trains from the 1930s and 1940s: Descriptive text regarding each of the trains was listed on the gummed side of each stamp. At the same time, the USPS offered for sale a booklet of
20th century in science his group achieved the first total synthesis of Taxol. In 1995, Eric Cornell and Carl Wieman produced the first Bose–Einstein condensate, a substance that displays quantum mechanical properties on the macroscopic scale. One of the prominent traits of the 20th century was the dramatic growth of technology. Organized research and practice of science led to advancement in the fields of communication, engineering, travel, medicine, and war. 20th century in science Science advanced dramatically during the 20th century. There were new and radical developments in the physical, life and human sciences, building on the progress made in the 19th century. In