A Queensland CONundrum?

1913 cover sent from NEW TOWN Tasmania to NOTTING HILL London franked with a 1901 1d violet Queensland stamp duty stamp. So Underfranked for international postage and with an invalid stamp from the wrong state. But it got there…

Thanks to Malcolm Brown and Bill Elke for helping to disentangle this one

An outlier? A postal curio? An artful deceit?

1913 cover NEW TOWN Tasmania to NOTTING HILL with 1d Queensland revenue