ACSC                            Australian Commonwealth Specialists Catalogue                      

ASC                              Australasian Stamp Catalogue          

CTO                              Cancelled to order              

DEFN/Dfn                      Definitive issue stamps                    

FDC                               First Day Cover [Or cancellation]                    

FU                                  Fine Used - Light cancel,fine centring and perforations                    

GU                                 Good Used - sound copies with slightly heavier cancels                    

MLH                               Mint Lightly Hinged - Fine centring and perforations                    

MUH/MNH                     Original gum never hinged, Fine centring and perforations                    

MINT/M                         Hinging.Perforations or centring are less than fine but good collectable item                    

M/S                                Miniature Sheet                    

O/P                                 Overprinted stamp                    

PERF/PF                        Perforation                    

POA                               Price on application                    

SG#                                Stanley Gibbons Catalogue Number                    

SCOTT#                         Scott Catalogue Number                    

S/LET                             Sheetlet                    

WMK/Wmk                    Watermark