The Department:shall keep a minute book and other records of its proceedings; and shall have power to adopt and enforce rules and regulations for the management of the Department and the activities conducted by it. A majority of the Board of Recreation and Parks shall constitute a sufficient quorum for the transaction of business. City Code, 1950, art. 30, §12(4th par.) 1966, art. 21, §8(4th par.) 1976/83, art. 21, §7(4th par.) Ord. 42-701