CREATE TABLE table_6476 ("Pick #" FLOAT, "NFL Team" TEXT, "Player" TEXT, "Position" TEXT, "College" TEXT)

What was Rich Voltzke's highest pick number?
SELECT MAX("Pick #") FROM table_6476 WHERE "Player" = 'rich voltzke'
SELECT MAX("Pick #") FROM "table_6476" WHERE "Player" = 'rich voltzke'