The chemistry of plant life / by Roscoe W. Thatcher.
- Thatcher, Roscoe W. (Roscoe Wilfred), 1872-1933.
- Date:
- 1921
Licence: In copyright
Credit: The chemistry of plant life / by Roscoe W. Thatcher. Source: Wellcome Collection.
57/296 (page 35)
Licence: In copyright
Credit: The chemistry of plant life / by Roscoe W. Thatcher. Source: Wellcome Collection.