Civil War Union Navy Officer. Surgeon. He was born in Columbia, Lancaster Co., Pa., April 28, 1832. His father, Jacob F. Markley, was born in the borough of Strasburg, Lancaster Co., Pa., and in due time became a physician, he having in the mean time married a daughter of the late John Hamilton, Esq., of Leacock township, Lancaster Co. Arthur’s early school-days were spent in the schools of Columbia, and subsequently in the Lancasterian School, at Harrisburg, and still later was a member of Captain Partridge’s Military Academy, in the capital city of Pennsylvania, until the close of that institution. Having acquired a fair education in the above-named schools, he was then engaged as a clerk in a wholesale drug-store in Philadelphia, Pa., where he remained three years. From this wholesale house he went to Phoenixville, Pa., where for five years he had entire charge of a drug-store. At the expiration of his term of service at Phoenixville he commenced the study of medicine with the late Dr. Samuel Solliday, and subsequently with Dr. Joseph B. Dunlap, of Norristown. During this time he took a three years’ course of study at the University of Pennsylvania, from which institution he graduated in the class of 1857. He then located at Montgomery Square, Pa., where he commenced the practice of medicine, remaining there till the summer of 1861, when he volunteered in the United States navy in defense of his country. He remained in the service till the autumn of 1862, when he returned to his home and family. After his return from the navy he located at Worcester, Pa., where he again commenced the practice of medicine, and remained there until the autumn of 1864, when he was elected by the Democratic party a member of the House of Representatives of the State of Pennsylvania, and served in the sessions of 1865, 1866 and 1867, and while there was a member of the standing committee on education, and on railroads; also on the special committee of the historical painting of the battle of Gettysburg. He was also honored with the Democratic nomination for Speaker of the House. After the expiration of his term of service in the Legislature he became engaged in railroad enterprises, and was made the first president of the Perkiomen Railroad, which position he held until about a year after the consolidation of that road with the Philadelphia and Reading road. He was also one of the originators of and a director in the Stony Creek Railroad Company, which position he held until after the consolidation of that road with the Philadelphia and Reading road. From Worcester he removed to Norristown, Pa., where he was engaged in the manufacture of paper, in what was known as the Stony Creek Paper-Mill, for about three years, when he leased the mill to other parties. It was subsequently destroyed by fire. While in Norristown he served his constituents in the Board of Councilmen of that borough. From Norristown he removed to New York, where he opened an office for the temporary practice of medicine, and for one year took advantage of and attended the Clinic Department of the Bellevue Hospital. From New York he moved to Lansdale, Pa., where he remained for two and a half years in the practice of his profession, and in 1876 located in the town of Hatboro’, Pa., where he soon acquired a large and lucrative practice, which, through his skill in the science of medicine, he retained until 1884, when he transferred a large portion of his practice to his son, and now (1885) occupies his time in the conduct of his well-appointed pharmacy in Hatboro’, and in consultation with other physicians in critical cases. Dr. Markley is a member of William K. Bray Lodge, No. 410, A.Y.M., and one of its Past Masters, and was in 1885 its representative to the Grand Lodge of Pennsylvania. He is also a member of Hutchinson Commandery, K.T., stationed at Norristown, Pa., and has also been advanced to the thirty-second degree A.A.S.R., Orient of Philadelphia. He is also a member of Quaker City Lodge, No. 116, A.0.U.W., of Philadelphia. He was also one of the charter members of Lieut. John H. Fisher Post, G.A.R., and afterwards its surgeon. Dr. Markley married, November 10, 1859, Miss Juliet, daughter of Abraham P. Eyre, Esq., of Philadelphia, the marriage ceremony being performed by Rev. Robert H. Pattison, father of the present Governor of Pennsylvania. She died October 9, 1880, and was buried in the Hatboro’ Cemetery. His second wife was Miss Hannah Jarrett, eldest daughter of Abel Penrose, Esq., proprietor of Graeme Park Farm, Horsham township, Montgomery Co., Pa. This marriage occurred November 16, 1882, in presence of ex-Mayor King, of Philadelphia, and was performed by Friends’ ceremony. He had by his first wife two sons,—Paul H., who graduated from the University of Pennsylvania in 1882, and located in Hatboro’, where he has a large practice; Edwin, his youngest son, is in 1885 in the employ of the Philadelphia and Reading Railroad. The issue from the second marriage is one son and one daughter.