Popular history/biography
- An Irresistible Temptation: the true story of Jane New and a colonial scandal (Allen & Unwin, 2006)
- Breaking the Bank: An extraordinary colonial robbery (Allen & Unwin, 2008)
- Captain Thunderbolt and his Lady: the true story of bushrangers Frederick Ward & Mary Ann Bugg (Allen & Unwin, 2011); see also www.thunderboltbushranger.com.au
- The Peculiar Case of the Electric Constable: a true tale of passion, poison and pursuit (Oneworld, 2013)
- Black Widow: the true story of Australia's first female serial killer (Allen & Unwin, 2015)
- The Fabulous Flying Mrs Miller: an Australian's true story of adventure, danger, romance and murder (Allen & Unwin, 2017)
"How to" books
- Writing INTERESTING Family Histories (First edition 2009, second edition 2010, third edition 2016)
- Writing and Publishing Gripping Family Histories (2016)
- Help! Historical and Genealogical Truth: How do I separate fact from fiction? (2014)
- Help! Why can't I find my ancestor's surname? (2015)
- To Trace or Not to Trace: a family history overview for the curious (Unlock the Past, 2017)
- The Madness of "Mac" Surnames (Unlock the Past, 2018)
Journal Articles
- "Musters of New South Wales from 1800" in Locality (Centre for Community History, UNSW), Volume 10, No. 3 (1999) pp.12-15
- "Musters of NSW from 1800" in Descent, Volume 29 Part 3 (September 1999), pp.144-149
- "Whatever Happened to Maria? Fact or Fiction?" in Australian Family Tree Connections, November 2000, p.7
- "Use and Misuse of the Early Muster and Census Returns" in Descent, Volume 30 Part 4 (December 2000), pp.197-201
- "The Bank of Australia Robbery" in Australian Heritage Magazine, Autumn 2009
- "Biographical Database of Australia" in Descent, Volume 40 Part 3, September 2010 (also in Unlock the Past Handbook, March 2011)
- "Exposing an Expose: fact versus fiction in the resurrection of Captain Thunderbolt" by David Andrew Roberts & Carol Baxter in Journal of Australian Studies, March 2012, pp.1-15
- "Mrs Thunderbolt": Setting the record straight on the life and times of Mary Ann Bugg" by David Andrew Roberts & Carol Baxter in Journal of the Royal Australian Historical Society, Vol. 99, Part 1 (June 2013), pp. 55-76
Edited publications
- Musters and Lists, New South Wales and Norfolk Island 1800-1802 (ABGR, 1988)
- Musters of New South Wales and Norfolk Island 1805-1806 (ABGR, 1989)
- General Musters of New South Wales, Norfolk Island and Van Diemen's Land 1811 (ABGR, 1987)
- General Muster of New South Wales 1814 (ABGR, 1987)
- General Muster and Land & Stock Muster of New South Wales 1822 (ABGR, 1989)
- General Muster List of New South Wales 1823, 1824, 1825 (ABGR, 1999)
- Convicts to New South Wales 1788-1812 (SAG, 2002 - CD-ROM)
Guidebooks
- Guide to Convict Transportation Lists: Part 1: 1787-1800 (Unlock the Past, 2015)
- Guide to Convict Transportation Lists: Part 2: 1801-1812 (Unlock the Past, 2015)
Self-published family histories
- The Drews of Dromlohan (1996)
- Nash: First Fleeters and Founding Families (2004)