1. M. Bridges: The Reinvention of the Medieval Traveller as Cultural Colonization in R. H.'s ‚Navigations, Voiages, Traffiques and Discoveries of the English Nation‘, in: Zeitsprünge. Forschungen zur Frühen Neuzeit 7, 2003, 2–3, 317–333.
2. M. Steggle: Charles Chester and R. H., in: Studies in English Literature 1500–1900 43, 2003, 65–81.
3. J. Schleck: Plain Board Narratives of Substantial Facts. Credibility, Narrative, and H.'s ‚Principall Navigations‘, in: Renaissance Quarterly 59, 2006, 3, 768–794.