Opinion | The Comstock Act Is a Danger to Abortion Rights. I Want to Repeal It. - The New York Times

The whole thing was very silly and impracticable, and that's why the Comstock Act was relegated to the dustbin of history. 

But conservative activists recently revived it from obscurity as part of their playbook for a potential second Trump term: The 887-page plan nicknamed Project 2025 being promoted by groups like the Heritage Foundation explicitly calls for a newly elected second-term President Trump to use this zombie law to severely ratchet back abortion access in America without congressional action...

https://www.nytimes.com/2024/04/02/opinion/comstock-act-abortion-repeal.html