No. 14. Electricity S.upply. 1973. plant, works and fixtures erected thereon or affixed there- to: Provided that the value of any land transferred by the Government free of all costs pursuant to clauses 10 and 11 of an agreement in the form of the draft set out in the Schedule to the Hydro-Electric Ordinance, 1951, shall be ignored for this purpose; (c) an amount equal to the useful life value of each fixed asset of the Company (exclusive of investments and land but inclusive of buildings, plant, works and fixtures erect- ed on or affixed to land, motor vehicles, furniture, office equipment, tools, workshop equipment and other mov- ables) such useful life value being determined by dividing the estimated replacement cost on site of the fixed asset in question by the number of years comprised in the amortisation period shown in Part II of this Schedule opposite to the category of the asset in question and multiplying the same by the number of years of estimated useful life which remained in that asset at the date of revocation of the licence ; after deducting from such