Methodology in the historical research of K. I. Abramov: to the 100th anniversary of his birth

It is devoted to the contribution of K. I. Abramov to the development of the methodology of library history. The content of his methodological views is analyzed. The first key aspect is the dominance of theoretical concepts over historical facts, and the second is the prevalence of the didactic approach. His contribution to the development of historiography, source studies, and archaeography of library history is noted.