This class represents an array of strings and is returned by the PrinterSettings.InstalledPrinters property. Contrary to the information in the MSDN documentation, this is not for internal use only, as you are quite entitled to access this collection to determine the set of printers installed on the machine.

public class PrinterSettings.StringCollection : ICollection, IEnumerable {
// Public Constructors
   public PrinterSettings.StringCollection(string[ ] array);
// Public Instance Properties
   public int Count{get; }
// implements ICollection
   public virtual string this{get; }
// Public Instance Methods
   public IEnumerator GetEnumerator();  // implements IEnumerable
}