Amendment to following announcements, no. 298, meteorologist, $3,410 and $4,205 a year (grades GS-5 and GS-7), no. 325, chemist, physics, metallurgist, mathematician, electronic scientist, $3,410 to $10,800 a year (grades GS-5 to GS-15), no. 331, patent examiner, $3,410 to $5,060 a year (grades GS-5 to GS-9), no. 4-34-3 (52), chemist, engineer, mathematician, metallurgist, physicist, electronic scientist, $3,410 to $10,800 a year (grades GS-5 to GS-15), no. 13-1-2 (52), engineer, $3,410 and $4,205 a year (grades GS-5 and GS-7).

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