the low tech high-renaissance 15th century i-phone
Leonardo carried these ‘libricini’ (tiny notebooks) everywhere to record what he saw and jot down ideas. Texting was 500 years in Leonardo’s future. Writing was awkward. It’s not as if Leonardo carried a ballpoint pen with sepia ink. He had to carry a vial of liquid ink and a quill.
Leonardo’s camera is the same size and weight as a cell phone, always handy, and fits into a pocket.
It had a protective leather case and a safety clasp.
If Leonardo had been able to take a selfie in 1474 he would have looked like this:
learn more about Leonardo and his sister LISABETTA – a stolen glance
https://www.amazon.com/dp/B07K6SBB78