Encyclopaedia Britannica, 11th Edition, "McKinley, William" to "Magnetism, Terrestrial" Volume 17, Slice 3

"Encyclopaedia Britannica, 11th Edition" is an early 20th-century reference guide presenting a broad scope of knowledge. Spanning from biographical sketches to scientific principles, this particular collection provides summaries and insights into diverse subjects. The encyclopedia begins with an overview of William McKinley, the 25th President of the United States, chronicling his life, political achievements, and the critical events of his presidency, including the Spanish-American War, further expanding into varied subjects.