He showed me some circuit diagrams of crossbar mechanisms -- fairly new switching devices for telephone exchanges that Ia#39;d heard something about but couldna#39;t claim to have worked with. It was then that hea#39;d shown me the exam papersanbsp;...
Title | : | Australia Ahoy |
Author | : | Dave Diss |
Publisher | : | Dave Diss - 2009 |
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