# Sidelights on Relativity

An audiobook by Albert Einstein, read by LibriVox volunteers (1 h 4 min, English).

Sidelights on Relativity contains ETHER AND THE THEORY OF RELATIVITY, an address delivered on May 5th, 1920, in the University of Leyden; and GEOMETRY AND EXPERIENCE, an expanded form of an address to the Prussian Academy of Sciences in Berlin on January 27th, 1921. (Intro from Project Gutenberg)

[Listen](https://invisiblenetwork.ai/books/librivox/5041)
[Read the book](https://invisiblenetwork.ai/books/gutenberg/7333/read)