Secondary data is information that has been collected for a purpose other than your current research project but has some relevance and utility for your research.nternal sources include data that exists and is stored inside your organization. External data is data that is collected by other people or organizations from your organization's external environment.
Royal Mail Contact Number: 0843 504 7203 To contact a Royal Mail advisor phone 0843 504 7203 To speak to a customer service advisor at Royal Mail, phone them at local rate on 0843 504 7203 or 03457 740 740, from 8 am to 6pm Monday-Friday or 8amâ1pm on a Saturday.
The world's largest royal palace by floor space is the Royal Palace of Madrid in Spain, with 135,000 square metres (1,450,000 sq ft) of floorspace and contains 3,418 rooms. The world's largest palace by volume would be the Royal Palace of Caserta, with more than 2 million cubic meters (70 million cubic feet). The title of world's largest royal domain, as measured by the total area of the property, goes to the Palace of Versailles. Versailles's grounds cover 87,728,720 square feet (8,150,265 m2), or 2,014 acres, including 230 acres of gardens.