CREATE TABLE table_1143 ("Week" FLOAT, "Date" CLOB, "Opponent" CLOB, "Result" CLOB, "Record" CLOB, "Game Site" CLOB, "Attendance" FLOAT)

Name the attendance for september 19, 1976
SELECT MIN("Attendance") FROM table_1143 WHERE "Date" = 'September 19, 1976'
SELECT MIN("Attendance") FROM "table_1143" WHERE "Date" = 'September 19, 1976'