• The Masonic Tutor's Handbooks

1. Volume 1 - The Duties of an Apprentice Master Dowager Press (April 2020). ISBN 978-1086544381
2. Volume 2 - Freemasonry - After Covid 19 Dowager Press (April 2021). ISBN 979-8721123085
3. Volume 3 - Becoming a Craftsman Dowager Press (December 2021). ISBN 979-8483674221

• Classics of Masonic Writing

1. The Templar Genesis of Freemasonry: Turning The Templar Key Revisited Dowager Press (September 2018). ISBN 978-1718173699

• The Complete Works of W L Wilmshurest

1. W.L.Wilmshurst - The Ceremony of Initiation: Revisited by Robert Lomas Dowager Press (November 2013). ISBN 978-1493794591
2. W.L.Wilmshurst - The Ceremony of Passing: Revisited by Robert Lomas Dowager Press (March 2016).

• The keys Trilogy

1. Turning The Hiram Key: Making Darkness Visible. Lewis Masonic (April 2005). ISBN 978-0-85318-239-9
2. Turning the Solomon Key: George Washington, the Bright Morning Star and the Secrets of Masonic Astrology. Fair Winds Press (September 2006). ISBN 978-1-59233-229-8
3. Turning the Templar Key: The Secret Legacy of the Knights Templar and the Origins of Freemasonry. Lewis Masonic (October 2007). ISBN 978-0-85318-286-3

• The Pant Glas Children: Welsh Folk Tales Retold for my Children Dowager Press (March 2019). ISBN 978-1090181756
• Freemasonry for Beginners Illustrated edition (February 2017). ISBN 978-1939994561
• The Lewis Guide to Masonic Symbols Lewis Masonic (October 2013). ISBN 978-0853184362
• A Miscellany of Masonic Essays Dowager Press (December 2012).
• The Secret Power of Masonic Symbols: The Influence of Ancient Symbols on the Pivotal Moments in History and an Encyclopedia of All the Key Masonic Symbols Fair Winds Press (October 2011). ISBN 978-1592334506
• The Lost Key: The Supranatural Secrets of the Freemasons Hodder & Stoughton (June 2011). ISBN 978-1444710601
• Mastering Your Business Dissertation: How to Conceive, Research and Write a Good Business Dissertation. Routledge (February 2011). ISBN 978-0415596794
• The Secret Science of Masonic Initiation: Lewis Masonic (June 2009). ISBN 978-0-85318-318-1
• The Secrets of Freemasonry: A Suppressed Tradition Revealed. Constable and Robinson (May 2006). ISBN 978-1-84529-312-3
• Freemasonry and the Birth of Modern Science. Fair Winds Press (March 2003). ISBN 978-1-59233-011-9
• The Invisible College: The Royal Society, Freemasonry and the Birth of Modern Science. Headline Book Publishing (January 2002). ISBN 978-0-7472-3969-7
• The Man Who Invented The Twentieth Century: Nikola Tesla, Forgotten Genius of Electricity. Headline Book Publishing (January 1999). ISBN 978-0-7472-7588-6

With Geoffrey Lancaster

• Forecasting for Sales and Materials Management. Palgrave Macmillan (29 April 1985). ISBN 978-0-333-36583-0

With Christopher Knight

• The Book Of Hiram: Freemasonry, Venus and the Secret Key to the Life of Jesus. Element Books Ltd. (25 January 2004). ISBN 978-0-00-717468-3
• Uriel's Machine: The Ancient Origins of Science. Century (10 June 1999). ISBN 978-0-7126-8007-3
• The Second Messiah: Templars, The Turin Shroud and the Great Secret of Freemasonry, April 1997 ISBN 0-7126-7719-4
• The Hiram Key: Pharaohs, Freemasons and the Discovery of the Secret Scrolls of Jesus. Century, London (1996). ISBN 978-1-931412-75-9

Translated works of Daniel Owen

• Rhys Lewis - Daniel Owen: Translated By Robert Lomas. QCS eBooks (January 2018) ISBN 978-1546721574
• Daniel Owen's Ten Nights in the Black Lion: A Serial in Seventeen Parts written in 1859 Dowager Press (October 2020) ISBN 979-8676846091
• The Seven Sermons of Daniel Owen: Offerings from Solitude (The Works of Daniel Owen) Dowager Press (March 2022) ISBN 979-8795412856

• Rosslyn Chapel
• Daniel Owen
• Uriel's Machine

• Robert Lomas' official website
• Bradford University Special Collections
• Knight & Lomas official partnership website
• The Web of Hiram
• Grand Lodge of British Columbia and Yukon Article on The Hiram Key