Haurongo: Mackay, Catherine Julia
He whakaaturanga anō
Rārangi pukapuka
'Journalist - and cook: a versatile NZ lady'. New Zealand Life and Home Magazine. May--June 1929: 14
Mackay, K. Letter, 26 July 1936. In Andersen, J. C. Papers. MS-Papers-0148-29. WTU
Tracy, T. 'Katrine Julie Mackay, 1864--1939'. MS. Private ownership