In your current map,
you can create a selection set of objects, based on their object
class. For example, you could select all Roads.
When you select all objects
in a base class, objects in object classes based on that class are
You can use Quick
Select to select objects with specific properties, such
as all two-line roads. You can also select all objects that have
not been assigned to any object class
In addition, you can
use queries to select objects by object class in your source drawing
and query them into the current drawing.