The Case of Tony Mullano,Erik, Pa., Dec. 6.—Tony Mullane, the pitcher, who is charged with breaking his contract toSlay next season with the St. Louie club at $3,-l»0, to accept a similar position with the Cincinnati at $5,000, has been culled by Manager Cayler, of Cincinnati, to the convention in New Vork to defend himself against the united efforts of the St. Louis, Louisville and Baltimore clubs to secure his expulsion from the American Association.