NORTHERN REGIONAL DEVELOPMENT CORPORATION v. HARUNA Practice and procedure—Execution—Stay pending appeal—Refusal by district court to grant application—Whether subject to appeal to High Court or need for fresh application—Where notice of appeal filed—Whether a nullity—High Court (Civil Procedure) Rules, 1954 (L.N. 140A), Order 58, r. 7—High Court (Civil Procedure) (Amendment) Rules, 1975 (L.I. 1001), r. 2.