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Private quelch was the soldier who met with author at training depot , at his first lesson on musketry he shows immense knowledge he was nick named as professor because he wear horn-rimed spectacles . he knew more than his mets .
he was good perfectionist . he was energetic and hearty . he was ambitious. he was well knowledge person he could identify the aircraft by its sound , he was also condescending because he was ever ready to  help or show his mates , that they didn't know enough .