Leigh Fermor echoes the hundreds of Homeric triologisms, many attributing this or that characteristic to one or another Greek city or state.  Here the Argives are associated with horse-taming.

Source: Patrick Leigh Fermor, Mani: Travels in the Southern Peloponnese, introduction by Michael Gorra, New York: New York Review of Books, 2006 (1958), p. 227