PHOTO PAPER THICKNESS NORMAL PHOTOGRAPH THICKNESS.
PHOTO CLASS 31 LOCO NO 31 190 (5)
PHOTO CLASS 31 31411 LIVERPOOL ST
PHOTO CLASS 31 31206 MIDDLE DISTANCE
PHOTO CLASS 31 AT ST DENYS FROM SIGNAL BOX 1988
PHOTO CLASS 31 31226 AT STRATFORD ON 16 APRIL 1988
PHOTO CLASS 31 31106 DUNDEE
