Overview
About this book
Treasure of the Seas: Illustrated by James De Mille is available here as a complete, source-verified English public-domain edition. Its catalog subjects include Sea stories; Adventure stories; Pirates -- Juvenile fiction. Linden organizes its 27 reading sections for browser reading and estimates the language at B1–B2.
- First published
- Unknown year
- Language
- English
- Copyright status
- Public domain
- Source edition
- Project Gutenberg ebook #56236
English level
B1–B2 · Steady progress
Treasure of the Seas: Illustrated is calibrated from 40,595 sampled words across 27 chapters: sentences average 18.3 words, 25.8% exceed 24 words and 4.8% of words are nine letters or longer.
Explore the B1–B2 level →Sentence rhythm
What the prose asks
Medium-length sentences averaging 18.3 words, with 25.8% extending beyond 24 words
Vocabulary
What may slow you down
4.8% of sampled words contain nine or more letters; names and period vocabulary still vary by chapter
Reading rhythm
Medium commitment
Regular chapter-sized stopping points support a steady plan. About 14 calm 30-minute sessions.
Suggested approach
Read with momentum
Use chapter or section breaks to keep context while reading steadily
Best starting point
Begin with chapter one
The full text is ready with speech, lookup and saved progress.
CEFR-aligned Linden estimate · high confidence · sampled full text · Calibrated 2026-09-08 · Provisional, not an exam certification.
Table of contents
27 chapters
- 01Opening material12 min
- 02II.12 min
- 03III.13 min
- 04IV.13 min
- 05V.13 min
- 06VI.12 min
- 07VII.14 min
- 08VIII.13 min
- 09IX.14 min
- 10X.14 min
- 11XI.14 min
- 12XII.12 min
- 13XIII.12 min
- 14XIV.13 min
- 15XV.14 min
- 16XVI.13 min
- 17XVII.13 min
- 18XVIII.14 min
- 19XIX.12 min
- 20XX.12 min
- 21XXI.11 min
- 22XXII.13 min
- 23XXIII.12 min
- 24XXIV.9 min
- 25XXV.12 min
- 26XXVI.11 min
- 27XXXVII.13 min





