Marii
Vicariate of Nizhny Novgorod
Bishops 2
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4 November 1929 – 15 June 1931
John Shirokov 1893–1937
Bishop
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24 August 1931 – 29 September 1931
John Shirokov 1893–1937
Bishop
In the order of their start dates; bishops whose dates are unknown come last. Gaps are periods the data does not yet cover.