University of Iowa has a copy - those plates are 99x72 cm, about twice the size of this volume.
Mascagni (1751-1817) discovered the lymphatic system (folio with 41 plates published 1787; one is here). His preparations - made by filling the lymphatic system with mercury and then doing careful dissection, can be seen in the anatomy museum at the University of Siena.
That background information came later. While leafing through the book I found this image, with lots of parallel lines -
The central white area turns out, in the companion coloured plate, to be the spinal column. I'm not clear which organs or muscles are represented, but liked the lines, and the lettering - and left out the lymphatics -
scold's bridle, also known as a branks -