SELECT MIN(round) FROM table_name_83 WHERE college_junior_club_team__league_ = "oshawa generals (oha)" AND player = "bob kelly"
Babak mana yang terendah yang memiliki tim College/Junior/Club (League) dari Oshawa Generals (OHA), dan pemain Bob Kelly?
CREATE TABLE table_name_83 (round INTEGER, college_junior_club_team__league_ VARCHAR, player VARCHAR)