Court of Appeals. Jan. term, 1926, no. 4449, William O. Gilbert vs. John G. Sargent, Attorney General et al.; no. 4450, George R. Linkins vs. John G. Sargent, Attorney General et al.; no. 4451, George R. Linkins vs. John G. Sargent, Attorney General et al., appeals from Supreme Court of District of Columbia; brief of appellees.