Volume 1 from a set of the Summa Theologiae in Latin from 1581.
Catalog Entry
This particular Summa Theologiae has 5 parts in one, Prima Pars, Prima Secundae, Secunda Secundae, Tertia Pars, and Supplementum. Published in 1607 in Paris.
Volume 1 (Prima Pars) from a set of the Summa Theologiae in Latin from 1773, published in Rome.
Volume 1 from a set of the Summa Theologiae in Latin from 1639.