Longitude (deg): -0.7. Latitude (deg): 51.3. Longitude (deg/min): 0ÃÂ° 50' W. Latitude (deg/min): 51ÃÂ° 20' N. Vice county name: Berks. Vice county no.: 22. Country: England. Identified by: Malcolm Storey. Comment: on concrete block. Category: microscope photograph. Image scaling: magnified. Photographic equipment used: "35mm transparencies (on a variety of films, but Agfa CT18 in the 1960's to early 1980's followed by Fujichrome in the late 1980's.) Transparencies scanned with Minolta Dimage Scan Dual II AF-2820U transparency scanner.".