Natural magick by John Baptista Porta, a Neapolitane ; in twenty books ... wherein are set forth all the riches and delights of the natural sciences.
Porta, Giambattista della, 1535?-1615.

Olives and Grapes may be kept together.

You must take Grapes while they be fresh, and new, and whole, and lay them up in a vessel amongst Olives, so placed, that every Olive may stand betwixt two Grapes, and so every Grape betwixt two Olives; and thus, the vessel being well closed up, they will preserve each other. Columella saith, that