This is the Zapisywanie książki icon for Windows 10. Here we go. Optimized for 32x32 px, these are the simplest icons in the line style. Downloadable formats are PNG and SVG, among others. Icons8 icon pack is unique in providing a huge number of icons designed by the same team of four designers who create the new icons every working day in the same style and with the same quality. Same cool as the Bat Face, huh.
There is a book open in the middle of two pages. On the left page there is four descending horizontal lines, and next to each line are some dots. On the right page there is three descending horizontal lines each with dots next to them as well.