In the 19th century “tablets” were made of bone or ivory. They were the ancestors to today’s note pads, or palm pilots, or whatever you make notes to yourself on. Paper was expensive. You washed off the notes when you were done with them. They came two by two, so it shut up like a book.
In the 19th century “tablets” were made of bone or ivory. They were the ancestors to today’s note pads, or palm pilots, or whatever you make notes to yourself on. Paper was expensive. You washed off the notes when you were done with them. They came two by two, so it shut up like a book.