"On discoveries and inventions. A lecture delivered on March 23, 1873" is an interesting publication that tells about the most important discoveries and inventions of mankind. The author of the book, Boleslav Prus, helps the reader immerse himself in the atmosphere of scientific discoveries and knowledge. With the help of this book, you will learn about the most interesting facts from the history of science and technology, which changed the world forever. "O odkrychnych i wynalazkach Odczyt popularny wypowiedziany dnia 23 marca 1873 r." - is an exciting journey into the world of discoveries, which will definitely interest any science lover.