The herd book of Hereford cattle. Vol. B4: [Bulls 2796 to 4214, 1H11 to 1H14; females 04548 to 06811, H0672 to H01056, 1H08 to 1H011]. ISBN 0901781002. Published by Hereford Herd Book Society in 1967. Publication and catalogue information, links to buy online and reader comments.