b&w photograph Good condition: vertical blue pen mark down left side of photo, and about 1 cm from left margin Four people (2 men, 2 women) wearing white lab coats, standing in front of lab equipment in the Microbiology Monitoring Lab. Stamped on reverse in black ink: 'Saint Mary's Information Services', in blue pen '100%', in pencil '100%', and in green marker '1 7'.