Changes in the regulation of records management processes in public and local government authorities caused by the introduction of a new regulatory legal act are shown.

The work of the Archival Committee of St. Petersburg in 2017–2019 on control over observation of the archival legislation by organizations of the city is analyzed, and suggestions for its improvement are given.

The stages of creation of the archival collection of documents of the war years «Front letter» since 1980, the ways of its formation, and the results of its use are elucidated.

The article presents the results of comparative analysis of administrative documents of two the most important city party and government organizations of Leningrad under blockade compared by a number of parameters: the decision making procedure, number, subjects.

The article shows the source value of 150 archival investigative dossiers on Leningrad and the Leningrad region residents compiled during the war; their number is specified and classified by years and penalties according to the database «Victims of political repression. The territory of the Perm krai in 1918–1980s».

Documents from the funds of the governing bodies, people’s commissariats of health, finances, and trade, other departments and medical institutions, as well as personal funds of physicians, describing the work of evacuation hospitals in the territory of Udmurtia, are presented.

The contents of the ship’s logbooks of the icebreaker during its passage from the Bay of Providence of the Bering Sea through the Panama Canal to Reykjavik to join the allied polar convoy are covered.

The main milestones in the history of the village of Bayevo since 1763 and its archive since 1939 are named; the composition of its documents, material and technical base, work on acquisition and use of documents are presented.

The diaries of the war participant, Karelia people’s writer A.N. Timonen, relating to the last months of the Red Army’s military operations in the territory of East Prussia, are introduced into scientific circulation.