San Francisco Giants: Top Ten First Baseman in Team History
By Michael Saltzman

3. Roger Connor (1883-1894)
Wins Above Replacement: 52.9
Connor was the original New York Giant first baseman. The Hall of Famer played ten seasons with the Giants. His best season was 1885, where he earned a WAR of 8.1 and finished that season with a slashline of .371/.435/.495 for an OPS of .929. From 1885-1888 alone, Connor earned a WAR of 28.9, which by itself, would have been good enough for 6th on this list.
Overall, he played 1120 career games at first base in New York and had a career slashline with the Giants of .319/.402/.488 for an OPS of .890.