Postal History

Covid 19 Pandemic Delayed Mail by Bruce Haynes
The disruption to international and domestic airmail, due to the cancellation of international and domestic passenger flights, was the most significant change in Australian mail handling since the Second World War.
There are relatively few sources of Covid 19 delayed mail as some mail is now not postmarked and most mail does not have a recorded date of receipt. Producing a census of outwards Covid 19 delayed mail would be extremely difficult. Read full article here