Supplement to announcement 442 (B) for electronic engineer (wire communications), options, (a) telephone equipment design $4,205 to $7,040 a year, (b) telephone plant design and construction $4,205 to $5,940 a year, telephone specialist, $4,205 a year, field representative (telephone operations and loans), $4,205 to $5,940 a year for appointment in Washington, D. C., and throughout country.

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