# On the Calculation of Volume \(Book IV\)

On the Calculation of Volume \(Book IV\) continues Solvej Balle’s seven-volume novel about Tara and others trapped within November 18. This instalment expands the group’s shared world and explores language, naming and the possibility of a new social order.

- [Original product page](https://loonieperks.com/product/on-the-calculation-of-volume-book-iv)
- [View offer](https://loonieperks.com/visit/on-the-calculation-of-volume-book-iv)
- Market: CA
- Language: en-CA
- Currency: CAD
- Category: Books, Music & Hobbies > Books, Music & Movies > Books & Comics
- Price: 20.88 CAD
- Previous price: 25.95 CAD
- Discount: 20%
- Price checked: 2026-11-14T11:50:43.936Z
- Rating: 4.5 / 5
- Reviews: 518

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- The fourth instalment adds many new people to the community of characters sharing the same November day.
- The novel turns toward questions about language, naming and whether a social movement needs a shared language.
- The story ends on a sudden cliffhanger, according to the listing.

## Pros

- A clearly defined continuation for readers following the seven-volume story.
- Its focus on language and an emerging community gives this instalment a distinct thematic direction.
- The listing reports a compact 176-page print length.

## Specifications

### Publication
- Publisher: New Directions Publishing
- Publication date: April 14 2026
- Language: English
- Print length: 176 pages
### Identifiers
- ISBN-10: 0811238415
- ISBN-13: 978-0811238410
### Dimensions and installation
- Weight listed: 181 g
- Dimensions: 13.18 x 1.12 x 20.32 cm

## Before you buy

- The publisher description presents Book IV as part of a continuing story and says it ends on a cliffhanger. Readers new to the series may want to begin with an earlier volume.

## A good fit for

- Readers already following Balle’s On the Calculation of Volume series.
- Readers interested in literary fiction about time, language and collective life.

## Less suited to

- Readers seeking a self-contained story or a conclusion to the series.

## Customer feedback

Customer feedback describes the book’s content as compelling and the reading experience as mesmerizing and engaging. That praise may appeal to readers drawn to the listing’s unusual premise and questions about language, while the aggregate ratings are generally positive but do not establish whether every reader will enjoy the ongoing, cliffhanger-led story.
- Positive themes: Customer feedback describes the content as brilliant and engaging.
- Positive themes: Customers characterize the reading experience as mesmerizing and captivating.

## Frequently asked questions

### Is this a standalone novel?
The listing describes it as Book IV in a seven-volume novel, so it is presented as part of an ongoing series rather than a standalone.
### What is the book about?
Tara and an expanding group of people share the same November day. This instalment considers how they relate and communicate as a community takes shape.
### How long is the book?
The listing gives a print length of 176 pages.

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## Add-ons

- [On the Calculation of Volume \(Book III\)](https://loonieperks.com/visit/on-the-calculation-of-volume-book-iv)
- [On the Calculation of Volume \(Book II\)](https://loonieperks.com/visit/on-the-calculation-of-volume-book-iv)

## Images

![On the Calculation of Volume \(Book IV\) — 1](https://loonieperks.com/i/W0kQiVBEe-4WUv13rzWY13GOu37IlSdMtJLgdoKlVw6_r7lUu_TrWWmv40vDhRaZkDrEFfyaj9gmiKeuVIC6AOZSwl8jUmOVOzTo0Bix9UZB07oge35N.jpg)