.NET Framework 4.6 and 4.5
Gets or sets a value indicating whether the search should also return deleted objects that match the search filter.
Assembly: System.DirectoryServices (in System.DirectoryServices.dll)
The following C# example shows how to set the property to true.
using System.DirectoryServices; ... // Create a DirectorySearcher object. DirectorySearcher src = new DirectorySearcher("(isDeleted=true)"); //Set the Tombstone property to true. src.Tombstone = true; //Use the FindAll method to get search results. SearchResultCollection res = src.FindAll();