Editions/Albert Einstein

Lecture · 1920

Ether and the Theory of Relativity

Albert Einstein

1 section · about 17 minutes · source text with editorial apparatus kept separate

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Contents

1 section

01Full text17 min

Source & edition

Originally published in University of Leyden address (1920).

Text from Sidelights on Relativity (1922), trans. G. B. Jeffery and W. Perrett, pp. 3-24.

Web source: Frozen Wikisource transcription compared with the 1922 Methuen scan, accessed 2026-08-24.

The English source edition was published in 1922 and is public domain in the United States. Wikisource separately marks the original and translation as public domain in the United States. This publication decision applies to US availability; readers elsewhere should check local law. Rights record ↗

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