Arthur Harry Amos was born on May 31, 1842 to William and Helen Amos in about 1843 in Birmingham, Warwick, England and came to Racine, Wisconsin in 1848.
During the Civil War he enlisted in Co. A. First Battalion Yates' Sharpshooters. He served less than a year and was discharged because of sickness. In 1864 he re-enlisted as a Sergeant in Co. K, First Wisconsin Heavy Artillery and was discharged in 1865.
Amos married Julia M. McCumber on Tuesday Dec 27, 1870 in Burlington, Wisconsin at the home of her parents Captain Francis McCumber and Francis Drake McCumber of Burlington. Julia was their youngest daughter. Reverend Edward C. Porter of Racine officiated at the ceremony. Julia had two sons, Frank Porter Amos and Horace Churchill Amos. The Amos family were members of the Episcopal Church.
The Racine advocate city and county residence and business directory of Racine, Wisconsin in 1876 has A.H. Amos, dentist listed at 5 Sixth 2d floor r ws Chippewa 2 s Tenth.
The Dental Cosmos magazine noted that A.H. Amos of Racine was elected Vice-President of the Milwaukee Odontological Society in 1878. The members had to be in the Eastern District of Wisconsin and in good standing. The meetings were held on the second Tuesday of each month.
In 1880 Amos was living in Racine and his occupation is listed on the US Census as a Dentist. At the time he was living with his wife Julia, his sons Frank P. age 5, Horace age 3, an infant daughter and Arthur Amos' mother Helen. Only the two sons survived to adulthood.
In December 1901 Arthur Amos was living in Kimball, Nebraska when his brother Frank died in Oshkosh. On a biographical sketch of his son Horace the writer stated that he had come to Kimball, Nebraska in 1901 to ranch and later became a banker.
Arthur Amos died on July 7, 1915 and is buried with his wife Julia in Kimball Cemetery in Kimball, Nebraska. On his tombstone it says "He is not dead he is just away."