Iron gall ink (also known as iron gall nut ink or oak gall ink) is a purple-black or brown-black ink made from iron salts and tannic acids from vegetable sources. It was the standard writing and drawing ink in Europe, from about the 12th century to the 19th century, and remained in use well into the 20th century.
Read more about Iron Gall Ink: Preparation and Use, Chemistry, Demise, Fountain Pens
Famous quotes containing the words iron, gall and/or ink:
“The greatest, or rather the most prominent, part of this city was constructed with the design to offer the deadest resistance to leaden and iron missiles that might be cast against it. But it is a remarkable meteorological and psychological fact, that it is rarely known to rain lead with much violence, except on places so constructed.”
—Henry David Thoreau (1817–1862)
“No might nor greatness in mortality
Can censure scape; back-wounding calumny
The whitest virtue strikes. What king so strong
Can tie the gall up in the slanderous tongue?”
—William Shakespeare (1564–1616)
“International business may conduct its operations with scraps of paper, but the ink it uses is human blood.”
—Eric Ambler (b. 1909)