Bourne & Tributary: Audiobook
Book 4 of the River of Time series
According to The Books Insider's catalog data, the Bourne & Tributary audiobook runs 11 hours unabridged, narrated by Charity Spencer (about 7.3 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 11 hours of listening.
| Your pace | You'll finish in |
|---|---|
| 30 min / day | 22 days |
| 1 hour / day | 11 days |
| 2 hours / day | 6 days |
| 1 hour / day at 1.5× | 8 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 11 hours, it runs longer than 97% of the 37,584 Kids audiobooks in our catalog.
More narrated by Charity Spencer
Charity Spencer narrates 143 unabridged audiobooks in our catalog, 760 hours in all.
About as long, on the Kids shelf
762 Kids 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
Bourne & Tributary is book 4 of Lisa T. Bergren's River of Time series: a 11-hour unabridged recording, read by Charity Spencer, released July 1, 2025, on the Kids shelf.
The listen at a glance
- Length
- 11 hrs
- Narrated by
- Charity Spencer
- Released
- July 1, 2025
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Kids
- Series
- River of Time #4
- ISBN
- 9798895640722
How to listen to Bourne & Tributary 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 Bourne & Tributary audiobook?
Bourne & Tributary runs 11 hours unabridged. At 1.5× speed that drops to roughly 7.3 hours.
Is the Bourne & Tributary audiobook free?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates Bourne & Tributary?
Bourne & Tributary is narrated by Charity Spencer.
Is Bourne & Tributary worth listening to at 1.5× speed?
At 1.5× you'd finish in about 7.3 hours, saving 3.7 hours.