MARSHFIELD, Mass. ?Reby J. Olson, 93, died Monday, Feb. 10, 2003, at St. Andrews Village, Boothbay Harbor, Maine. She was born in Harmony, Prince Edward Island, Oct. 29, 1909, the daughter of Alexander and Susie (Enman) Nisbet. She met and married Conrad Olson in Waltham. She worked for Waltham Watch Co. for many years and later was a bookkeeper for her husband in his church organ business in Waltham. She enjoyed fishing and traveling and spending winters in Stuart, Fla. She was predeceased by her husband. She is survived by nieces and nephews, Jack Nisbet of Southborough, Bonnie Dutremble of Portland, Maine, Martha Richards of Readfield, Maine, Irene Bode of Germany, Nancy Putnam of New Jersey, Alfred Nisbet of Gardiner, Maine, Elaine Labbe of Manchester, Maine, and Conrad Nisbet of South Portland, Maine. There will be no visiting hours and the service will be private. Burial will be in Mount Feake Cemetery, Waltham. Arrangements are in the care of Knowlton & Hewins Funeral Home, Augusta.