This is Leonardo da Vinci’s codex on the flight of birds. The codex dates from 1505 and is part of the numerous notebooks of Leonardo da Vinci.
Basic Introduction that can be used for Tracing Beautiful Landscapes or Prospects, for aficionados of the art of drawing Told and made personally in copper engravings/ by Johann Daniel Preissler,
the local Painting-Academy director, also found by him, in Nuremberg. Third edition.