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This article is within the scope of WikiProject Biography, a collaborative effort to create, develop and organize Wikipedia's articles about people. All interested editors are invited to
join the project and
contribute to the discussion. For instructions on how to use this banner, please refer to the
documentation.BiographyWikipedia:WikiProject BiographyTemplate:WikiProject Biographybiography articles
Philip Billingsley Walker is within the scope of WikiProject Australia, which aims to improve Wikipedia's coverage of
Australia and
Australia-related topics. If you would like to participate, visit the
project page.AustraliaWikipedia:WikiProject AustraliaTemplate:WikiProject AustraliaAustralia articles
This article is within the scope of WikiProject Telecommunications, a collaborative effort to improve the coverage of
Telecommunications on Wikipedia. If you would like to participate, please visit the project page, where you can join
the discussion and see a list of open tasks.TelecommunicationsWikipedia:WikiProject TelecommunicationsTemplate:WikiProject TelecommunicationsTelecommunications articles
This article is within the scope of WikiProject Electrical engineering, a collaborative effort to improve the coverage of
Electrical engineering on Wikipedia. If you would like to participate, please visit the project page, where you can join
the discussion and see a list of open tasks.Electrical engineeringWikipedia:WikiProject Electrical engineeringTemplate:WikiProject Electrical engineeringelectrical engineering articles