Search for: [Subject and Keywords = reform of upper secondary education in Poland \(19 c.\)] OR [Subject and Keywords = Szkolnictwo średnie \-\- reforma \-\- Polska \-\- 19 w. \-\- \[JHPBN\]] OR [Title = W sprawie reformy szkół średnich] OR [Title = W sprawie reformy szkół średnich] OR [Creator = Pechnik, Aleksander \(1854–1935\)] OR [Creator = Pechnik, Aleksander \(1854–1935\)]