Photographer: Unknown. Annotations on envelope: ¹6830 sr. - peschera Manskaya ekskursiia na Manu A.Ya.Tugar…? Leto 1924 g. vhod zacherknuto I k. 204 ¹912. Annotations on negative: N/A. Additional observations: na negative ¹6830 zacherknuto I - 912. Condition of original: srednee, emul'siia otslaivaetsya. Date: not recorded.