Search for: [Subject and Keywords = Fizyka \-\- filozofia historia. \-\- \-\- \-\- \[KABA\]] OR [Subject and Keywords = Matematyka \-\- filozofia historia. \-\- \-\- \-\- \[KABA\]] OR [Subject and Keywords = Fizyka \-\- filozofia historia. \-\- \-\- \-\- \[KABA\]] OR [Subject and Keywords = Matematyka \-\- filozofia historia. \-\- \-\- \-\- \[KABA\]] OR [Title = Discurs d'ouverture de la Conférence des Poids et Mesures en 1921] OR [Creator = Picard, Émile \(1856–1941\)]