<i>AEG Nitralampe</i>, poster draft by Valentin Zietara, Munich.
This draft by Valentin Zietara got a fourth prize at the AEG Nitralampen-Plakatwettbewerb of 1916.
Zietara, Valentin, 1874-1935, artist
<i>Das Plakat. Zeitschrift des Vereins der Plakatfreunde e.V.</i>, vol. 7, July 1916, appendix plates (not paginated).