USSR.People's Commissariat of Internal Affairs.Department of civil status.Marriage certificate Maximov Konstantin Matveyevich and Princes Seraphim Feodorovna.Leningrad, April 12, 1937.

1937

Из частного собрания

The brigade of submarines of the Baltic fleet (4).Political Section.Maximov, Konstantin Matveevich.Report cards on the party ticket № 3134036. January 20, 1940.

1940

Из частного собрания

"Y-406" submarine.Help Maximova Seraphim Feodorovna that she is the wife of a soldier Maximov Konstantin Matveyevich.May 23, 1941 g.Libava, May 23, 1941.

1941

Из частного собрания

"Y-406" submarine.Help Maximov Konstantin Matveev of family composition for the evacuation of the city of Leningrad.February 3, 1942. Leningrad, February 3, 1942.

1942

Из частного собрания

Military unit field mail (22921).Help Maximova Serafima Fedorovna about the rewards of her engineer husband, Captain-Lieutenant Maksimov Konstantin Matveyevich.August 27, 1943. Leningrad, August 27, 1943.

1943

Из частного собрания

Military unit field mail (22921).Help Maximova Serafima Fedorovna that her husband Maximov, Konstantin Matveevich took part in the defense of the mountains.Leningrad.August 27, 1943. Leningrad, August 27, 1943.

1943

Из частного собрания