What does the GVI version signify

Is the Air Force Cross a gallantry award

nurses and others employed in military hospitals who actually served in France or Belgium between the 5th August 1914 and midnight of 22-23rd November 1914

service must total 1080 days

ornamented by the Crown may be issued to DSC holders performing a further act of such gallantry which would have merited award of the DSC

EFFICIENCY DECORATION 1952-69 Category_Full Size Ribbon Bars What does the GVI versionTerritorial Decoration awarded with the green ribbon with central yellow stripe until 1982 when it was combined into a single Decoration emcompassing the AER and T&AVR, the ribbon was then standardised to half blue half green with a central yellow stripe. This can also be awarded with the HAC ribbon to members of the HAC who qualify for the award.