> 16,610 publications monitored · data updated daily · last sync: MAR 17, 2026
by Helen Castor
Strong in History
Last synced: Mar 16, 2026
The H Files by Helen Castor by Helen Castor has 4,000 subscribers, making it a newsletter in History. It publishes weekly with an average length of 1,427 words and charges $6/month for premium content.
Dispatches from behind the scenes of the history I write
Author and investigative journalist writing original content on the space between Area 51 and Breaking Bad. For my books: kirbysommers.com
Frequent updates that readers actually engage with
4-5x/week · Posted last week
Subscribe to The Lownie Report for exclusive illustrated extracts from my books, my podcast, and for articles about the worlds of intelligence, royalty and the establishment.
Growing fast with a highly engaged audience
4-5x/week · Posted 3d ago
English is weirder than you think. A weekly dive into the hidden history of everyday words.
Growing fast with a highly engaged audience
Weekly · Posted 2w ago
History Never Ended is a Substack trying to make sense of the chaotic present by reaching back into the misremembered past.
Long-form writing with a devoted readership
4-5x/week · Posted last week
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Kirby Sommers
9,000 subscribers
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9,000 subscribers
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45,000 subscribers
History Never Ended
3,000 subscribers
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