PHOTO PAPER THICKNESS NORMAL PHOTOGRAPH THICKNESS. REF NO 159619.
PHOTO DARKROOM GWR DEAN SINGLE FRAME LOCO NO 2313 AT SWINDON DUMP 1939
PHOTO DARKROOM - GWR LOCO NEAR WOLVERHAMPTON
PHOTO DARKROOM - GWR LOCO NO 1164 AT BIRKENHEAD 1936
PHOTO DARKROOM - GWR LOCO NO 961
PHOTO DARKROOM - GWR LOCO 7442 ON WATLINGTON BRANCH
PHOTO DARKROOM GWR MANOR CLASS LOCO NO 7802 BRADLEY MANOR
