The mark of Wola factory which probably refers to fusion-based silver deposition. Consists of the Polish inscription "FABRYKA WOLSKA POD WARSZAWA", which means "FACTORY IN WARSAW SUBURB WOLA", forming an oval. Rare.
The mark Wola factory which probably refers to galvanic silver deposition. Consists of the Polish inscription "FABR. WOLSKA POD WARSZAWA", which means "FACTORY IN WARSAW SUBURB WOLA" (the word FACTORY is shortened). This inscription forms an oval of 6.2 mm x 8.7 mm in size. Above the oval a five-petal crown is placed. Common.