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by Lee, Young-hoon; Cho, David Yonggi; Walls, Andrew F.
by Loder, James E.
by Neander, August; M'clintock, John; Blumenthal, Charles E.
by Köstlin, Julius
by Oxenham, Henry Nutcombe
by Dorothy M. Needham
by Chant, Barry
by Kamata, Dharma; Kamath, Dr. Prabhakar Srinivas
by Bewer, Julius August
by Rabinowicz, Tzvi M.