All machinery is derived from nature, and is founded on the teaching and instruction of the revolution of the firmament.


Chapter I, Sec. 4 - De architectura (The Ten Books On Architecture) (~ 15BC) - Book X


All machinery is derived from nature, and is founded on the teaching and instruction of the revolution of the firmament.

All machinery is derived from nature, and is founded on the teaching and instruction of the revolution of the firmament.

All machinery is derived from nature, and is founded on the teaching and instruction of the revolution of the firmament.

All machinery is derived from nature, and is founded on the teaching and instruction of the revolution of the firmament.