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The Henry Draper catalogue Extension is an extension to the famous Henry Draper Catalogue, a collection of positional and spectroscopic data about hundreds of thousands of stars.

It can be recognized by the prefix HDE, followed by a number indicating the star's position in the catalogue.

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MPs elected in British Elections 2001

... (North Durham) Lynne Mary Jones (Birmingham Selly Oak) Martyn David Jones[?] (Clwyd[?] South) Nigel David Jones[?] (Cheltenham) Rt. Hon. Tessa Jane Jowell[?] ...