"Every household in New Zealand, particularly Napier and Hastings, had a newspaper delivered to them.
The radio and newspaper were the main ways people got the news at that time. In terms of 1946, it was obviously quite common.
People kept the newspaper, especially with the significance of the war being won in 1945," Mr Fowler said.
The newspaper slant had far more focus on Britain. "Very much the news was focused on what Britain was doing and the effect it would have on New Zealand," he said.
Columns of public notices, as well as advertisements accompanied by cartoon-style sketches, feature prominently in the uncovered newspapers, with commercials ranging from laundry powder to car batteries and everything in between.
Auckland War Memorial Museum head of research Dr Jane Legget said papers would have been spread out under the floor to prevent air from escaping.
"It was a practical form of insulation. There was a good chance it was used to eliminate draught."
Newspapers in the 20th century were far more complex in their creation, compared with recent times.
"Every word and letter was set by typeset, making it much more laborious," Dr Legget said.
"Papers used at the time were made with an acidic mix, turning them yellow over time."