WITH MIDLAND & GREAT NORTHERN JOINT RAILWAY. Super A2 size [43 x 61 cms] on quality 190 gsm SATIN finish photographic paper. A3 size [29.7 x 42 cms]on quality 190 gsm GLOSSY photographic paper. A4 size [21 x 29.7 cms] on quality 255 gsm GLOSSY photographic paper.