G300-6-15 Value not Ascertainable (GST 300-6-15) G300-6-15 Value not Ascertainable (GST 300-6-15) You can view this publication in: HTML g300-6-15-e.html Last update: 1997-12-02 Read more about G300-6-15 Value not Ascertainable (GST 300-6-15)