Photographer: Unknown. Annotations on envelope: Bez konverta. Annotations on negative: (Lyamschiki tyanut ilimki).. Additional observations: na negative ¹ 2910 - Dudinskaya ekspediciia. 1931 g. Kopylov. Condition of original: srednee, emul'siia otslaivaetsya. Date: not recorded. Keywords: etnografiia.