The board of Governors of West Virginia University shall have authority, as provided in this article, to issue revenue bonds of the state, not to exceed $10 million in principal amount thereof, to finance the costs of providing new buildings for the college of agriculture, the agricultural experiment station, the cooperative extension service, the college of engineering, the engineering experiment station, and the school of mines of West Virginia University. The principal of and interest on such bonds shall be payable solely from the special nonrevolving fund herein provided for such payment. The costs of any such building or buildings shall include the cost of acquisition of land, the construction and equipment of any such building or buildings, and the provision of roads, utilities and other services necessary, appurtenant or incidental to such building or buildings; and shall also include all other charges or expenses necessary, appurtenant or incidental to the construction, financing and placing in operation of any such building or buildings.