This library is built in the open.
If you spot an error, have a suggestion, or just want to say hello — we’d love to hear from you.

M. Vitruvii, viri suae professionis peritissimi, De architectura libri decem, ad Augustum Caesarem accuratiss. conscripti: & nunc primum in Germania qua potuit diligentia excusi, atque hinc inde schema tibus non iniucundis exornati : * Adiecimus etiam propter argumenti conformitatem, Sexti Iulii Frontini De aquaeductibus urbis Romae, libellum. Item ex libro Nicolai Cusani Card. de staticis experimentis, fragmentum. Cum indice copiosissimo, & dispositione longe meliori, quàm antea
This is the only architectural treatise to survive from the ancient world. You will discover why building a stable, beautiful city requires more than just stone and labor; it demands a fusion of philosophy, mathematics, and human intuition.