Perfectly Reasonable Deviations From the Beaten Track: The Letters of Richard P. Feynman: Audiobook
According to The Books Insider's catalog data, the Perfectly Reasonable Deviations From the Beaten Track: The Letters of Richard P. Feynman audiobook runs 9.6 hours unabridged, narrated by Johanna Parker and Richard Poe (about 6.4 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 9.6 hours of listening.
| Your pace | You'll finish in |
|---|---|
| 30 min / day | 20 days |
| 1 hour / day | 10 days |
| 2 hours / day | 5 days |
| 1 hour / day at 1.5× | 7 days |
You'll finish in – by –
Part of The Audiobook Finish-Time Calculator: the same instrument for any audiobook we measure.
What our data says
- At 9.6 hours, it runs longer than 72% of the 39,028 Non-Fiction audiobooks in our catalog.
More narrated by Johanna Parker
Johanna Parker narrates 333 unabridged audiobooks in our catalog, 2,732 hours in all.
- Dead Until Dark
- Living Dead in Dallas
- Dead as a Doornail
- Moonshine & Magic
- Club Dead
About as long, on the Non-Fiction shelf
5,780 Non-Fiction audiobooks in our catalog run within 10% of this length. The most popular on the store:
Computed from 409,794 English-language unabridged audiobooks in The Books Insider catalog (store data read November 3, 2026). Lengths are the store's own running times. Methodology.
About this listen
Perfectly Reasonable Deviations From the Beaten Track: The Letters of Richard P. Feynman is an audiobook by Timothy Ferris and Richard P. Feynman: a 9.6-hour unabridged recording, read by Johanna Parker and Richard Poe, released March 10, 2008, on the Non-Fiction and Biography & Memoir shelves.
The listen at a glance
- Length
- 9.6 hrs
- Narrated by
- Johanna Parker, Richard Poe
- Released
- March 10, 2008
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Non-Fiction, Biography & Memoir
- ISBN
- 9781449802011
How to listen to Perfectly Reasonable Deviations From the Beaten Track: The Letters of Richard P. Feynman free
New members at audiobooks.com get three free audiobooks with the trial.
Separately, the store's catalog carries more than 10,000 audiobooks that are always free to stream.
Start listening freeQuestions listeners ask
How long is the Perfectly Reasonable Deviations From the Beaten Track: The Letters of Richard P. Feynman audiobook?
Perfectly Reasonable Deviations From the Beaten Track: The Letters of Richard P. Feynman runs 9.6 hours unabridged. At 1.5× speed that drops to roughly 6.4 hours.
Is the Perfectly Reasonable Deviations From the Beaten Track: The Letters of Richard P. Feynman audiobook free?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates Perfectly Reasonable Deviations From the Beaten Track: The Letters of Richard P. Feynman?
Perfectly Reasonable Deviations From the Beaten Track: The Letters of Richard P. Feynman is narrated by Johanna Parker and Richard Poe.