Papers Past is a New Zealand taonga . This collection of digitised newspapers is an invaluable resource for students, historians, writers, researchers and anyone who wants to timetravel. Some recent additions will be of particular interest for Christchurch.
The Press now includes the years 1921 to 1928. Coverage is now from 25 May 1861 to 29 December 1928 (20192 issues)
The Star now covers issues from 1910 to 1914. The coverage is now from 4 May 1868 to 31 December 1914 (14589 issues)
Newly added is The Sun 6 February 1914 – 31 December 1915 (595 issues)
In 1912, Edward C Huie resigned from editorship of the Press Company’s Evening News in Christchurch, frustrated that the proprietors were not interested in the young Australian’s ideas about livelier journalism and layout. The Evening News’ primary role was to carry news and advertisements too late for that day’s Press. The 36-year-old Huie announced shortly afterwards his intention to launch a third evening paper, a competitor to the Evening News and the Lyttelton Times’ Star.
Here is an article on the assassination of Franz Ferdinand, in The Star of 29 June 1914:
Christchurch City Libraries Blog 
Papers Past really is a treasure. I find it so useful and interesting.