Roche Biochemical Pathways Wall Charts by Gerhard Michal

Biochemical Pathways provide an overview of the chemical reactions of cells in various species and organs. Dr. Michal first compiled the Pathways Chart in 1965 and has been fine-tuning it ever since.

There is also a live online version at http://biochemical-pathways.com/

This file is a snapshot from the download available from https://www.roche.com/sustainability/philanthropy/science_education/pathways/pathways-ordering.htm every now and then -- Roche takes the download link down whenever they have new printed copies available, and puts it back up when they are out of stock. Compare e.g. in the wayback machine: http://wayback.archive.org/https://www.roche.com/sustainability/philanthropy/science_education/pathways/pathways-ordering.htm

About the license: Roche says on their web site "We believe all people should have access to important scientific information to help their research and education. [...] Roche provides copies as a free service to the public; [...]"