Paul LaDelfa

A Listing of Presidents in order and their terms in office and Vice Presidents of the United States. Included in this app, is a timeline of major even …

A listing of major companies on New York Stock Exchange and the NASDAQ. Begin browsing company symbols, names, sectors, industries, logos and indexes. …

A Listing of the 50 State Names and Capitals of the United States. Included in this app, are the State's Birds, Flowers, Flags, Top Cities, Maps, …

The periodic table is a tabular arrangement of the chemical elements, organized on the basis of their atomic number (number of protons in the nucleus) …