Mayo, Gideon, 1808-1876.

Gideon Mayo was born in 1808 and lived in Orono, Maine. He was involved in various businesses in the Orono area and served as agent for several sawmills on the Stillwater River, including the Basin Mills, the Island Mills, and the Orono Manufacturing Company which consisted of sawmills and water-power on the lower dam at Ayers Island on the Stillwater River in Orono. Mayo also became involved in the 1850's in founding and financing the Penobscot Railroad Company and served as a member of the Board of Directors and as president of the company. Gideon Mayo was married to Martha A.H. Mayo and had several children, including Charles W., Edward P., Henry, Elbridge G., and Annie. Mayo died in 1876.

The collection also contains a small amount of material belonging to George H. Hamlin; Mayo and Hamlin may have been relatives by marriage. George Hamlin was born in Sidney, Maine, in 1850. He graduated in 1873 from the Maine State College, now the University of Maine, in the Department of Civil Engineering. After graduating, he became a tutor in the department and in 1880 was appointed Professor of Civil Engineering. He was treasurer of the college from 1889 to 1896 and was active in the Alumni Association. He also had a general engineering business and was an advocate for the development of good roads in the state of Maine. George Hamlin married Annie M. Mayo in 1877 and had four children, only two of whom, Charles Mayo and George Harold Hamlin, lived into adulthood.