Martha MacCallum: books on the charts
Martha MacCallum has 1 book on Apple Books charts today, with 1 chart entry across countries. Best position seen: #34 in United States with The Book of Valor. BookTrendSpy has tracked 1 title by Martha MacCallum since 6 November 2026, including translations and audiobooks.
All tracked titles
| Title | Countries today | Peak | Peak country | Days on charts |
|---|---|---|---|---|
| The Book of Valor | 1 | #34 | United States | 1 |