(a) 11.7 × 11.2 cm irreg. (image and sheet) (b) 11.7 × 10.8 cm irreg. (image and sheet) (c) 13.4 × 9.5 cm irreg. (image and sheet) (d) 12.7 × 11.2 cm irreg. (image and sheet) (e) 10.9 × 12.8 cm irreg. (image and sheet) (f) 11.8 × 8.8 cm irreg. (image and sheet) (g) 20.5 × 14.1 cm (closed) 26.9 × 38.9 cm (open) (envelope)