Heritage Walks – The Engineering Heritage of Auckland - http://www.heritagewalks.co.nz

Historic Places Trust - http://www.historic.org.nz/

Technological Innovation in NZ - http://www.techhistory.co.nz

Dictionary of New Zealand Biography - http://www.dnzb.govt.nz/dnzb/

Wellington City Council Heritage Site - http://wcc.govt.nz/wellington/heritage/

Grid Heritage - www.gridheritage.org.nz

Beam Engine Article - http://www.ipenz.org.nz/heritage/documents/MOTAT_Shed_story.pdf
(Copy reproduced with the kind permission of The Shed magazine).