Queensland 1st Sideface - General

Queensland First Sideface - Details
Queensland First Sideface types – a summary
Printing the Queensland first sideface stamps
Queensland First Sideface - Paper, Watermarks, Colours and Perforations
Queensland Crown Q (1st Type) Paper
Queensland 1879 Lilac Burelé (moiré) Paper
Queensland De La Rue Crown Q (2nd Type) Paper
Queensland Unusual paper usage - 6d and 1/-
The C Line 12 Perforation Machine.
Queensland First Sideface postal covers
Queensland First Sideface Article - Adams
Queensland First Sideface article - Bassett Hull pt. 1
Queensland First Sideface article - Bassett Hull pt. 2
Queensland First Sideface article - Bassett Hull pt. 3
Queensland First Sideface article - Bornefeld pt. 1
Queensland First Sideface article - Bornefeld pt. 2
Queensland First Sideface article - Bornefeld pt. 3
Queensland First Sideface Article - Butler
Queensland First Sideface Article - Scudder
Queensland First Sideface Article - Brisbane Courier
Burgess article on the printing process
Stanley Gibbons 2012 Catalogue
Robson Lowe prices
Fred Hagen 1st Sideface printed price list - 1919
Queensland 1st Sideface imperforate issues
An exhibit of Queensland 1st Sidefaces in 1906
Contemporary account of the Queensland 1st Sideface issue
Queensland 1st Sideface post card
The L'Estrange Queensland Collection
A Queensland Swan Song
Stamps of Queensland: Details of Dies