Icon of Virgin Vrefokratousa Tricherousa (three-handed).
Virgin with three hands, a barbarous Type of the Trinity, held in the highests veneration throughout Russia.
CLARKE, Edward Daniel. Travels in various countries of Europe, Asia and Africa by Edward Daniel Clarke LL.D. Part the First. Russia Tatary and Turkey, London, Printed for T. Cadell and W. Davies, 1810.
The Gennadius Library - The American School of Classical Studies at Athens