1. A pulse-interval meter for measuring pulse repetition frequency;Andrew;Electronic Eng.,1954
2. A pulse-interval meter for measuring pulse repetition frequency;Andrew;Electronic Eng.,1954
3. Introduction to the Theory of Probability and Statistics;Arley,1950
4. A new electronic analyser;Baldock;Electronic Eng.,1946
5. An automatic low frequency analyzer;Barbour;Rev. Sci. Inst.,1947