REPUBLIC v. GHANA RAILWAY CORPORATION; EX PARTE APPIAH AND ANOTHER Master and servant—Statutory corporation—Contract of service controlled by legislation—Statutory corporation retaining Civil Service regulations with regard to formal disciplinary proceedings—Power given to board of directors or general manager of corporation in conditions of service for senior staff to appoint board of inquiry to investigate and make findings on disciplinary matters—Possible penalties mentioned in conditions of service—Ranks of applicants reduced by board of directors acting on adverse findings of board of inquiry—Whether action of board of directors a breach of conditions of service—Civil Service (Interim) Regulations, 1960 (L.I. 47).