Ian A. S. Edwards; Harry Marsh (1989). Ian A. S. Edwards; Harry Marsh (eds.). Introduction to carbon science. Butterworths. ISBN 978-0-408-03837-9. 978-0-408-03837-9
Harry Marsh (2006) Lifetime Award Lecture Archived 2011-09-28 at the Wayback Machine (large file) http://www.hpc.susx.ac.uk/BCG/60_Years_Marsh/60_Years_Marsh.pps
"Editorial (2016)" (PDF). The British Carbon Group. Retrieved 7 December 2022. https://britishcarbon.files.wordpress.com/2016/05/whole-newsletter-2nt.pdf
"Professor Harry Marsh DSc, Phd, MRSc". The Times. 3 October 2023. Retrieved 4 October 2023. https://www.thetimes.com/uk/article/births-marriages-and-deaths-october-3-2023-85f98ct2t