CREATE TABLE table_203_759 (id DECIMAL, "year" DECIMAL, "company" TEXT, "number of members affected" DECIMAL, "duration of strike" TEXT, "notes" TEXT)

how many total people were impacted by the southern bell telephone co. strike in 1955 ?
SELECT "number of members affected" FROM table_203_759 WHERE "company" = 'southern bell telephone co' AND "year" = 1955
SELECT "number of members affected" FROM "table_203_759" WHERE "company" = 'southern bell telephone co' AND "year" = 1955