1. RGASPI 558.1.628 and 635.1–95, office of Baku Governor—J. Djugashvili file including Baku interrogation of S. Petrovskaya and Stalin. RGASPI 558.11.1290 and RGASPI 558.4.130 and 208. Stalin arrests with Petrovskaya: State Historical Archive of Azerbaijan, 46.3.90.430, 46.1.324.165, 46.3.22.52, 46.3.348.10; and on Shaumian, Stalin and Petrovskaya, 1.1.479.12, 46.3.348.6, 7, 8, 156.1.51.66; ban from Caucasus 498.1.666.8–10, 46.3.495.103a, 498.1.176.73–4, 498.1.176.73–4, 498.1.175.38, 498.1.176.75–7, 81.1.27, 498.1.550.156. Hospital: GF IML 8.5.208, E. Esaian. Martynov: GARF 102.00.1910.5–6-B. Petrovskaya: GF IML 8.5.212, Col. Leontiev of Okhrana report, 28 Apr. 1914. On Stefania later: Ilizarov, p. 288; A. L. Litvin and others (ed.), Genrikh Yagoda Narkom Vnutrennikh (Kazan, 1997), p. 197.