Digital reconstruction of 19th-century 72-pt letterform from letterpress proof.
Non-vector. Ink spread removed, directional ink trap enhanced.
Typeface is Koster Initials cast by Cleveland Type Foundry, 1875-1892 [absorbed by ATF but operated as Cleveland Type Foundry until 1895]. Vernon Simpson Collection, Archetype Press, Art Center College of Design. Typeface re-named Euclid (ATF)?