June, 19581 OBITUARY 325 Obituary WILLIAM MACRO SEABER IVILLIAM MACRO SEABER died on March 13th, 1958, after a short illness. of age. He was 75 years He had been a member of the Society since 1929, and served on the Council in 1939-40. Having passed the examination for the Bachelor of Science degree of London Cniversity, he was also successful in the Institute of Chemistry’s examination in Branch E in 1907, and was elected to the Fellowship in 1910. In the same year he commenced his career as a con- sultant, setting up jointly with the late Maurice Salamon. In 1912 he married Elsie Eleanor Perry, a sister of the late Lord Perry of Stock Havard. During the first World War he left private practice to go to an explosives works at Hale in Cornwall. In 1919 he left, and, with his wife and two daughters, went to Nexico in the employ of the then Mexican Oil Company, first at the refinery at Minatitlan, and later in Mexico City. In 1923 he returned to England and purchased the practice of Hake and Narshall. Shortly after this he again entered into partnership with Maurice Salamon.Salamon died in 1928, and Seaber was senior partner in Hahe and Marshall and in Salamon and Seaber from that time until his death. He also held a partnership in the firm of John Hughes from 1929 until 1945. His interest was almost entirely confined to his profession, but within that framework he brought a keen mind and wide experience to the many problems that fascinated him. The papers he published show the width of his interest, and include such titles as “The detection of inflammable and explosive gases in ships’ tanks,” “Barium as a normal con- stituent of Brazil nuts,” as well as various papers on the determinations of rotenone, carotene and small amounts of bromine. He was always willing to give practical help to the individual in need, and to give his time and his experience when they were required. Up to the time of his death he was a member of a number of committees, including the British National Committee of the International Commission for Uniform Methods of Sugar -4nalysis, the Essential Oils Committee of the British Standards Institution and the Lonch- ocarpus Panel of the Analytical Methods Committee of the Society for Analytical Chemistry. R. A. RABNOTT