Note 312 — PART III. BOYHOOD AND GIRLHOOD. (continued 2)
Reading edition
A very small quantity of pure nitric acid—just a drain at the bottom of a stoppered bottle—is all that is needed, and which may be procured of a chemist.
Reading edition
A very small quantity of pure nitric acid—just a drain at the bottom of a stoppered bottle—is all that is needed, and which may be procured of a chemist.