(EN) Angela Riechers, A German Typographer’s Homage to Mid Century American Calligraphy Masters, su AIGA Eye on Design, 5 novembre 2019. URL consultato il 6 febbraio 2024 (archiviato dall'url originale il 30 settembre 2022).
«Grand Slang’s funky modern letterforms owe a debt to the masterful calligraphy of mid 20th-Century American designers Oscar Ogg and William A. Dwiggins. Nikolas Wrobel, a typeface designer based in Cologne, Germany, also drew upon signage spotted in U.S. movies from the ’40s and ’50s.»