---
title: Timeline Book Filter
category: Timeline
tags: timeline, fields, filters, books
contextKey: timeline.fields.bookFilter
micro: Choose whether the Timeline shows all books or one book.
quickTitle: Book filter
quickSummary: Use the book filter to focus timeline review on one volume without removing project-wide planning data.
screenshot:
---

# Overview

Choose one book when you are revising a single volume. Choose all books when you need series-wide continuity, long-running threads or project pacing.
