Ferunt difficiles partus statim solvi, cum quis tectum, in quo sit gravida, transmiserit lapide vel missili ex iis, qui III animalia singulis ictibus interfecerint, hominem, aprum, ursum.
It is said that labor complications are solved at once when a stone that has been used to kill three living souls at three blows: a human being, a boar and a bear, is thrown over the roof of the house where there is a pregnant woman.
(Natural History, 28.33)
Also check out A Cabinet of Roman Curiosities by J. C. McKeown.