This is the back of F120k_op1_ae859_v003. Text with pencil: data. Town Sofia. Firm logo – photo studio - courteous photographer M. Kurz, Iv. Karastojanov. 24 x 19,5 cm. Bulgarian language. Cardboard. Folded edges. Dirty. Folded picture. Original reference: BOX5; F120k_op1_ae859_r003.