Note 2271 — BOOK XXXV. AN ACCOUNT OF PAINTINGS AND COLOURS. (continued 2)
John Bostock translation
“Split” alum. Probably iron alum, the French alum de plume; of a flaky, silky appearance.
John Bostock translation
“Split” alum. Probably iron alum, the French alum de plume; of a flaky, silky appearance.