Australian War Memorial Website containing a summary of the 2/1st http://www.awm.gov.au/units/unit_11400.asp

Australian War Memorial Website containing a summary of the 2/2nd
http://www.awm.gov.au/units/unit_11401.asp

Australian War Memorial Website containing a summary of the 2/3rd http://www.awm.gov.au/units/unit_11402.asp

Australian War Memorial Website containing a summary of the 2/4th http://www.awm.gov.au/units/unit_11403.asp

2/2nd Webpage - very comprehensive; many other links
http://www.2nd2ndpioneerbattalion.com/index.html

A 2/3rd Pioneer soldier’s letters home; many other links
http://brucesanders.wordpress.com/

Photos of 2/1st
http://www.flickr.com/photos/biomechanic/sets/72157622953343001/detail/

Australian War Memorial Roll of Honour (search Unit Name = Pioneer Battalion) http://www.awm.gov.au/research/people/roll_of_honour/

World War II Nominal Rolls
http://www.ww2roll.gov.au/

National Archives of Australia: Service Records
http://www.naa.gov.au/collection/explore/defence/service-records/army-wwii.aspx

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Pioneer News http://get.adobe.com/reader/

Rocky Creek War Memorial Park
http://www.nashoqld.org.au/rocky_memorial/rocky_war_memorial.html

Kokoda Track Memorial Walkway
http://www.kokodawalkway.com.au/fs-overview.html