Our corpus consists of 9.385 scanned folds from the entertainment newspaper Jing bao <hi xmlns="http://www.tei-c.org/ns/1.0" rend="chinese">晶報</hi> (The Crystal), published 03.03.1919–23.05.1940 (Fig. 1). The double-keyed text ground truth comprises all April 1939 issues (40 folds, ~245.000 characters). Aside from text blocks and their headings, it also contains mastheads, advertisements and marginalia, however, the methods presented below will solely focus on “header-less” text blocks of uniform font-size.