William Frey

1839 – 1888

• Farewell address to the London positivists
• Perepiska i lichnyi︠a︡ svidanīi︠a︡ Vilʹi︠a︡ma Frei︠a︡ s L.N. Tolstym
• Pis'ma V. Freya k L.N. Tolstomu