1
by Clark, R. T. 1889-
Published 1964
Book
2
by Kimmich, Christoph M.
Published 1968
Book
3
by Wright, Jonathan, 1941-
Published 2002
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Electronic
4
by Turner, Henry Ashby.
Published 1963
Book
5
by Gatzke, Hans W. 1915-1987.
Published 1954
Book
6
by Turner, Henry Ashby,
Published 1965
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