WS Gm3: McNally the first pitcher with slam in Series
Retro Orioles recap: Birds recapture pennant, will return to World Series - Camden Chat
Top 40 Orioles of All Time: #14, Dave McNally - Camden Chat
Has a baseball relief pitcher ever entered a game leading by one run in the final inning, given up two solo home runs on two pitches, and lost? - Quora
50 years later: An oral history of the 'Brooks Robinson World Series' - The Athletic
50 years later: An oral history of the 'Brooks Robinson World Series' - The Athletic
1970? Now that was a World Series
New book to chronicle lasting impact of Montana baseball legend Dave McNally
World Series grand slam by Billings pitcher Dave McNally still a record 50 years later
October 13, 1970: Dave McNally hits grand slam as Orioles defeat Reds in Game Three – Society for American Baseball Research
WS Gm3: McNally the first pitcher with slam in Series
Top 50 Orioles of All Time: #15, Dave McNally - Camden Chat
Has any pitcher hit a grand slam in Major League Baseball (MLB) history? - Quora