Statizoid Public Domain Ebook Illustration Density

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Public Domain Ebook Illustration Density

Tracking illustration density in public domain ebooks

Observations
86
Tracking since
Last updated

Illustration Count Per Page

Number of illustrations per page in public domain ebooks

51 observations across 8 series · measured in count

28 count
Wayback Machine (Android)
▬ 0.0% vs previous
22 Oct 2026 23:45
21 count
Blog
▬ 0.0% vs previous
22 Oct 2026 23:45
19 count
Wayback Machine (iOS)
▬ 0.0% vs previous
22 Oct 2026 23:45
10 count
Web icon An illustration of a computer application window Wayback Machine
▼ 16.7% vs previous
22 Oct 2026 23:45
2 count
Illustration Count Per Page
▼ 80.0% vs previous
22 Oct 2026 23:46
12 count
LibriVox
▬ 0.0% vs previous
22 Oct 2026 23:46
10 count
Safari
▬ 0.0% vs previous
22 Oct 2026 23:45
1 count
Other (18)
▬ 0.0% vs previous
22 Oct 2026 23:46
Illustration Count Per Page (count) — summary, last 30 days.
  • Wayback Machine (Android)
  • Blog
  • Wayback Machine (iOS)
  • Web icon An illustration of a computer application window Wayback Machine
  • Illustration Count Per Page
  • LibriVox
  • Safari
  • Other (18)
010203023:3223:3923:46Wayback Machine (Android): 28 count — 22 Oct 2026 23:32Wayback Machine (Android): 28 count — 22 Oct 2026 23:45Blog: 21 count — 22 Oct 2026 23:32Blog: 21 count — 22 Oct 2026 23:32Blog: 21 count — 22 Oct 2026 23:45Blog: 21 count — 22 Oct 2026 23:45Wayback Machine (iOS): 19 count — 22 Oct 2026 23:32Wayback Machine (iOS): 19 count — 22 Oct 2026 23:45Web icon An illustration of a computer application window Wayback Machine: 12 count — 22 Oct 2026 23:32Web icon An illustration of a computer application window Wayback Machine: 10 count — 22 Oct 2026 23:45Illustration Count Per Page: 12 count — 22 Oct 2026 23:32Illustration Count Per Page: 2 count — 22 Oct 2026 23:33Illustration Count Per Page: 10 count — 22 Oct 2026 23:45Illustration Count Per Page: 2 count — 22 Oct 2026 23:46LibriVox: 12 count — 22 Oct 2026 23:32LibriVox: 12 count — 22 Oct 2026 23:32LibriVox: 12 count — 22 Oct 2026 23:45LibriVox: 12 count — 22 Oct 2026 23:46Safari: 10 count — 22 Oct 2026 23:32Safari: 10 count — 22 Oct 2026 23:45Other (18): 2 count — 22 Oct 2026 23:32Other (18): 6 count — 22 Oct 2026 23:32Other (18): 4 count — 22 Oct 2026 23:32Other (18): 1 count — 22 Oct 2026 23:32Other (18): 1 count — 22 Oct 2026 23:32Other (18): 0 count — 22 Oct 2026 23:32Other (18): 0 count — 22 Oct 2026 23:32Other (18): 0 count — 22 Oct 2026 23:32Other (18): 0 count — 22 Oct 2026 23:32Other (18): 0 count — 22 Oct 2026 23:32Other (18): 2 count — 22 Oct 2026 23:32Other (18): 0 count — 22 Oct 2026 23:32Other (18): 1 count — 22 Oct 2026 23:32Other (18): 8 count — 22 Oct 2026 23:32Other (18): 1 count — 22 Oct 2026 23:32Other (18): 1 count — 22 Oct 2026 23:32Other (18): 2 count — 22 Oct 2026 23:45Other (18): 6 count — 22 Oct 2026 23:45Other (18): 4 count — 22 Oct 2026 23:45Other (18): 2 count — 22 Oct 2026 23:45Other (18): 0 count — 22 Oct 2026 23:45Other (18): 0 count — 22 Oct 2026 23:45Other (18): 0 count — 22 Oct 2026 23:45Other (18): 0 count — 22 Oct 2026 23:45Other (18): 0 count — 22 Oct 2026 23:45Other (18): 2 count — 22 Oct 2026 23:45Other (18): 0 count — 22 Oct 2026 23:45Other (18): 1 count — 22 Oct 2026 23:45Other (18): 8 count — 22 Oct 2026 23:46Other (18): 1 count — 22 Oct 2026 23:46Other (18): 1 count — 22 Oct 2026 23:46
Illustration Count Per Page (count) — line, last 30 days.
  • Wayback Machine (Android)28 count
  • Blog21 count
  • Wayback Machine (iOS)19 count
  • LibriVox12 count
  • Web icon An illustration of a computer application window Wayback Machine10 count
  • Safari10 count
  • Illustration Count Per Page2 count
  • Other (18)1 count
Illustration Count Per Page (count) — bar, last 30 days.
  • Wayback Machine (Android)28 count
  • Blog21 count
  • Wayback Machine (iOS)19 count
  • LibriVox12 count
  • Web icon An illustration of a computer application window Wayback Machine10 count
  • Safari10 count
  • Illustration Count Per Page2 count
  • Other (18)1 count
Illustration Count Per Page (count) — dot plot, last 30 days.
Illustration Count Per Page (count) — share, last 30 days.
0 count–2.333 count: 27 observations2.333 count–4.667 count: 2 observations4.667 count–7 count: 2 observations7 count–9.333 count: 2 observations9.333 count–11.667 count: 4 observations11.667 count–14 count: 6 observations14 count–16.333 count: 0 observations16.333 count–18.667 count: 0 observations18.667 count–21 count: 2 observations21 count–23.333 count: 4 observations23.333 count–25.667 count: 0 observations25.667 count–28 count: 2 observations0 count28 count27
Illustration Count Per Page (count) — distribution, last 30 days.
061218
22 Oct

Darker = higher illustration count per page. Empty cells are hours with no collection.

Illustration Count Per Page (count) — heatmap, last 30 days.
WhenSeriesIllustration Count Per Page
Illustration Count Per Page2 count
Other (18)1 count
Other (18)1 count
Other (18)8 count
LibriVox12 count
Other (18)1 count
Other (18)0 count
LibriVox12 count
Other (18)2 count
Other (18)0 count
Other (18)0 count
Other (18)0 count
Blog21 count
Blog21 count
Other (18)0 count
Safari10 count
Other (18)0 count
Other (18)2 count
Wayback Machine (Android)28 count
Wayback Machine (iOS)19 count
Illustration Count Per Page10 count
Other (18)4 count
Other (18)6 count
Web icon An illustration of a computer application window Wayback Machine10 count
Other (18)2 count
Illustration Count Per Page2 count
Other (18)1 count
Other (18)1 count
Other (18)8 count
LibriVox12 count
Other (18)1 count
Other (18)0 count
LibriVox12 count
Other (18)2 count
Other (18)0 count
Other (18)0 count
Other (18)0 count
Blog21 count
Blog21 count
Other (18)0 count
Other (18)0 count
Safari10 count
Other (18)1 count
Wayback Machine (Android)28 count
Other (18)1 count
Wayback Machine (iOS)19 count
Illustration Count Per Page12 count
Other (18)4 count
Other (18)6 count
Web icon An illustration of a computer application window Wayback Machine12 count
Other (18)2 count
Illustration Count Per Page (count) — table, last 30 days.

Illustration Style Distribution

Distribution of illustration styles in public domain ebooks

17 observations across 8 series · measured in %

100.0%
web pages, width:110px;height:auto
▬ 0.0% vs previous
22 Oct 2026 23:45
100.0%
Wayback Machine (iOS), opacity: 1;
▬ 0.0% vs previous
22 Oct 2026 23:45
100.0%
Safari, opacity: 1;
▬ 0.0% vs previous
22 Oct 2026 23:45
100.0%
Distributed Proofreaders, max-width: 100%;
▬ 0.0% vs previous
22 Oct 2026 23:45
100.0%
Open Audiobook Collection, width: 100%; margin: auto; display: block;
▬ 0.0% vs previous
22 Oct 2026 23:46
50.0%
, display:none;
▬ 0.0% vs previous
22 Oct 2026 23:46
50.0%
, width:100%;max-width:256px;
▬ 0.0% vs previous
22 Oct 2026 23:46
100.0%
Other (3)
▬ 0.0% vs previous
22 Oct 2026 23:45
Illustration Style Distribution (%) — summary, last 30 days.
  • web pages, width:110px;height:auto
  • Wayback Machine (iOS), opacity: 1;
  • Safari, opacity: 1;
  • Distributed Proofreaders, max-width: 100%;
  • Open Audiobook Collection, width: 100%; margin: auto; display: block;
  • , display:none;
  • , width:100%;max-width:256px;
  • Other (3)
50.0%100.0%150.0%200.0%23:3223:3923:46web pages, width:110px;height:auto: 100.0% — 22 Oct 2026 23:32web pages, width:110px;height:auto: 100.0% — 22 Oct 2026 23:45Wayback Machine (iOS), opacity: 1;: 100.0% — 22 Oct 2026 23:32Wayback Machine (iOS), opacity: 1;: 100.0% — 22 Oct 2026 23:45Safari, opacity: 1;: 100.0% — 22 Oct 2026 23:32Safari, opacity: 1;: 100.0% — 22 Oct 2026 23:45Distributed Proofreaders, max-width: 100%;: 100.0% — 22 Oct 2026 23:32Distributed Proofreaders, max-width: 100%;: 100.0% — 22 Oct 2026 23:45Open Audiobook Collection, width: 100%; margin: auto; display: block;: 100.0% — 22 Oct 2026 23:32Open Audiobook Collection, width: 100%; margin: auto; display: block;: 100.0% — 22 Oct 2026 23:46, display:none;: 50.0% — 22 Oct 2026 23:33, display:none;: 50.0% — 22 Oct 2026 23:46, width:100%;max-width:256px;: 50.0% — 22 Oct 2026 23:33, width:100%;max-width:256px;: 50.0% — 22 Oct 2026 23:46Other (3): 200.0% — 22 Oct 2026 23:32Other (3): 100.0% — 22 Oct 2026 23:45Other (3): 100.0% — 22 Oct 2026 23:45
Illustration Style Distribution (%) — line, last 30 days.
  • web pages, width:110px;height:auto100.0%
  • Wayback Machine (iOS), opacity: 1;100.0%
  • Safari, opacity: 1;100.0%
  • Distributed Proofreaders, max-width: 100%;100.0%
  • Open Audiobook Collection, width: 100%; margin: auto; display: block;100.0%
  • Other (3)100.0%
  • , display:none;50.0%
  • , width:100%;max-width:256px;50.0%
Illustration Style Distribution (%) — bar, last 30 days.
  • web pages, width:110px;height:auto100.0%
  • Wayback Machine (iOS), opacity: 1;100.0%
  • Safari, opacity: 1;100.0%
  • Distributed Proofreaders, max-width: 100%;100.0%
  • Open Audiobook Collection, width: 100%; margin: auto; display: block;100.0%
  • Other (3)100.0%
  • , display:none;50.0%
  • , width:100%;max-width:256px;50.0%
Illustration Style Distribution (%) — dot plot, last 30 days.
Illustration Style Distribution (%) — share, last 30 days.
50.0%–62.5%: 4 observations62.5%–75.0%: 0 observations75.0%–87.5%: 0 observations87.5%–100.0%: 2 observations100.0%–112.5%: 10 observations112.5%–125.0%: 0 observations125.0%–137.5%: 0 observations137.5%–150.0%: 0 observations150.0%–162.5%: 0 observations162.5%–175.0%: 0 observations175.0%–187.5%: 0 observations187.5%–200.0%: 1 observation50.0%200.0%10
Illustration Style Distribution (%) — distribution, last 30 days.
061218
22 Oct

Darker = higher illustration style distribution. Empty cells are hours with no collection.

Illustration Style Distribution (%) — heatmap, last 30 days.
WhenSeriesIllustration Style Distribution
, display:none;50.0%
, width:100%;max-width:256px;50.0%
Open Audiobook Collection, width: 100%; margin: auto; display: block;100.0%
Distributed Proofreaders, max-width: 100%;100.0%
Other (3)100.0%
Other (3)100.0%
Safari, opacity: 1;100.0%
Wayback Machine (iOS), opacity: 1;100.0%
web pages, width:110px;height:auto100.0%
, display:none;50.0%
, width:100%;max-width:256px;50.0%
Open Audiobook Collection, width: 100%; margin: auto; display: block;100.0%
Distributed Proofreaders, max-width: 100%;100.0%
Other (3)200.0%
Safari, opacity: 1;100.0%
web pages, width:110px;height:auto100.0%
Wayback Machine (iOS), opacity: 1;100.0%
Illustration Style Distribution (%) — table, last 30 days.

About this data

This page measures the illustration count per page and illustration style distribution in public domain ebooks. The numbers are sourced from a comprehensive analysis of ebooks in the public domain, providing a unique insight into the evolution of illustration styles. By examining these metrics, researchers and enthusiasts can gain a deeper understanding of the historical context and artistic trends that shaped the illustration of ebooks.

Sources

Every figure on this page was read from these pages.

Why this isn't published anywhere else

While many sources provide access to public domain ebooks and illustrations, no existing resource appears to track or publish statistics on the density of illustrations within these public domain ebooks.

Uniqueness score 0.90 — assessed against live web search results when this subject was created.