Grady, J. 2024. F. Small, Here Begins the Dark Sea: Venice, a Medieval Monk, and the Creation of the Most Accurate Map of the World by John Grady. The Northern Mariner / Le marin du nord. 33, 3-4 (Jun. 2024), 569–570. DOI:https://doi.org/10.25071/2561-5467.1219.