Going deep on 'Walltimore': A by-the-numbers look at the first
Billy Martin - Wikipedia
Orioles altering Camden Yards' left-field dimensions amid
Orioles unveil renderings of Camden Yards' left-field changes
baseball Archives - Baltimore Post-Examiner
NewspaperAlum: October 2013
Before and after: See the transformation of Camden Yards' left
Babe Ruth: The magical summer of 1927 - Sports Illustrated Vault
Orioles making progress on changing left field dimensions of
Photo Tour of the New Left Field at Oriole Park at Camden Yards
Photo Tour of the New Left Field at Oriole Park at Camden Yards