In the author’s own restored voice

Max Planck reads The Origin and Development of the Quantum Theory

1858–1947 · Physics Restored from real recordings Word-accuracy 100.0%

Source recording: About 105 minutes across 10 items, 1936-1945; earliest dated occasion 23 Apr 1938, the 80th-birthday Festsitzung of the KWG, Berlin-Dahlem. All German-language. Held by: Deutsches Rundfunkarchiv (Frankfurt) and Archiv der Max-Planck-Gesellschaft (Berlin-Dahlem); commercially issued on 2 CDs by supposé (Cologne) in 2003… Copyright: still under copyright or held under archive terms — see Voice Rights.

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“Science cannot solve the ultimate mystery of nature because we ourselves are a part of the mystery.”

About this work

The Origin and Development of the Quantum Theory is a public-domain work, here read aloud in Max Planck's own restored voice.

Who was Max Planck?

Max Planck (1858–1947) — Physics.

About the voice

Reconstructed from Max Planck's own surviving archival recordings. It is a respectful restoration — not a claim that Max Planck is speaking today.

Provenance: Restored from real recordings. We label every voice honestly — restored, narrated, or disputed.

Questions

What did Max Planck sound like?

Press play above to hear Max Planck's voice, restored from surviving archival recordings, reading The Origin and Development of the Quantum Theory.

Is The Origin and Development of the Quantum Theory in the public domain?

Yes. The Origin and Development of the Quantum Theory is in the public domain; what Iconic Voices adds is the restored-voice narration and curation.

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