Doubleday Books Facebook ad: “Unlock the secret.”

Ran for 29 days, from March 27 to April 25, 2026, the last day Crush saw it.
Run by Doubleday Books on Instagram. Crush is not the advertiser and does not verify its claims. See this ad in Meta's Ad Library(opens in a new tab)
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About this ad
- Meta Ad Library ID
- 1455768272671707
- Platforms
- Relaunches
- 5
Ad text
Unlock the secret. Discover the truth. Read The Secret of Secrets, Dan Brown’s #1 global bestseller.











