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| C19b.4 1746 | C19.1 1749 | C19.2 1753 |
| СПБ=ST.Petersburg | ММА=Moscow | ММА=Moscow |
| - | - | IП=I.Piavilshchikov |
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| C19b.5 1753 | C19c.1 1755 | Ｃ19.c.2 1756 |
| СПБ=ST.Petersburg | ММА=Moscow | СПБ=ST.Petersburg |
| IM=Ivan Markov | МБ=M.Bobrovshchikov | ЯI=Yakov Ivanov |
（元C番No.2に）