Characterization of 1600 Hamamatsu 16-anode photomultipliers for the MINOS Far detector by Lang, K, Day, J, Ellerts, S, Fuqua, S, Guillen, A, Kordosky, M, Lang, M, Liu, J, Opaska, W, Proga, M, Vahle, P, Winbow, A, Drake, G, Thomas, J, Andreopoulos, C, Saoulidou, N, Stamoulis, P, Tzanakos, G, Zois, M, Weber, A, Michael, D