Sources of Secondary Data. You can break the sources of secondary data into internal sources and external sources. Internal 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.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.
Proctors Theater Tickets can be purchased at the Proctors Theater Box Office, on the Proctors website or by phone (518) 346-6204 School Show - Friday, December 1, 2017 - 10:00 am Saturday, December 2, 2017 - 7:00 pm
About the Proctors Theatre. Proctors Theatre, often simply called âProctorsâ, is an old and iconic vaudeville house and music hall located in the city of Schenectady, New York. Opened in 1926, the theatre has a capacity of 2,646. Many notable artists and bands have performed and continue to perform at the Proctors Theatre.