Amendment to announcement 64, tabulating equipment operator, grade GS-2 and GS-3, tabulating equipment operation supervisor, grade GS-4 to GS-7, tabulation project planner, grade GS-5 and GS-7, tabulating machine operator, grade GS-2 and GS-3, tabulating machine operation supervisor, grade GS-4 to GS-7, tabulation planner, grade GS-4 to GS-6.