The Case Of The Registered Letter: Audiobook
According to The Books Insider's catalog data, The Case Of The Registered Letter runs 1.7 hours as an unabridged audiobook, narrated by David Wales (about 1.1 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 1.7 hours of listening.
| Your pace | You'll finish in |
|---|---|
| 30 min / day | 4 days |
| 1 hour / day | 2 days |
| 2 hours / day | 1 day |
| 1 hour / day at 1.5× | 2 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 1.7 hours, it is shorter than 96% of the 22,296 Police & Detective audiobooks in our catalog.
More narrated by David Wales
David Wales narrates 115 unabridged audiobooks in our catalog, 448 hours in all.
About as long, on the Police & Detective shelf
100 Police & Detective 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
The Case Of The Registered Letter is an audiobook by Augusta Groner: a 1.7-hour unabridged recording, read by David Wales, released January 1, 2017, on the Police & Detective shelf.
The listen at a glance
- Length
- 1.7 hrs
- Narrated by
- David Wales
- Released
- January 1, 2017
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Police & Detective
How to listen to The Case Of The Registered Letter 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 Case Of The Registered Letter as an audiobook?
The Case Of The Registered Letter runs 1.7 hours unabridged. At 1.5× speed that drops to roughly 1.1 hours.
Is The Case Of The Registered Letter free as an audiobook?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates The Case Of The Registered Letter?
The Case Of The Registered Letter is narrated by David Wales.