According to the History of the Church Index, Alfred Cordon is referenced as follows:

Cordon, Alfred, British conference, represents branch at, V4:147; V5:10
England, letter on affairs in, V4:515
high priest, ordained, V4:148
mission and field of labor, V6:336
mob, prevented from speaking by, in England, V4:361
volunteers for service in vineyard, V4:216.

Others I have found are: V4:128; V4:154; V4:252; V4:322; V4:333; V4:343; V6:404