the-two-germanys:Fig. 161. “Sirvaskari”, (ritual New Year’s masks), district of Pe
the-two-germanys:Fig. 161. “Sirvaskari”, (ritual New Year’s masks), district of Pernik. 19th Century.Traditional Bulgarian Costumes and Folk ArtVyara Kovacheva-KostadinovaSofia: Bulgarian Academy of Sciences, 1994. -- source link