Source: Michael Doyle Their Name Liveth For Evermore: The Great War Roll of Honour for Leicestershire and Rutland.
He was the son of Edward Pepper, a draper and clothier, born 1854 in Kegworth, Leics., and his wife, Elizabeth Pepper (nee Bayas, married on the 16th September 1877 in Kegworth, Leics.), born 1850 in Scotland. Bertram Pepper was born on the 17th September 1890 in Kegworth, Leics., his siblings were, Tubal Bayne, a schoolboy, born in the 3rd quarter of 1878, Alexander Wilkie, a schoolboy, born in the 2nd quarter of 1882, Sarah Helen, a schoolgirl, born in the 4th quarter of 1882, Henrietta, a schoolgirl, born in the 2nd quarter of 1884, Edward, a schoolboy, born in the 3rd quarter of 1885 and Edgar Wilfrid, born in the 4th quarter of 1888, all his siblings were born in Kegworth, Leics., in April 1891 the family home was at Gladstone Villa, Bridge Fields, Kegworth, Leics. In March 1901 Bertram was residing in the family home at Gladstone Villa, Kegworth, Leics., together with his widowed father, a draper, and his siblings, Sarah, Henrietta, a dressmaker, Edward a boys pupil teacher and Edgar. In April 1911 Bertram was absent from the family home at Hunting Tower Cottage, Kegworth, Leics., residing there was his widowed father, a draper and clothier, and his siblings, Sarah and Henrietta, a dressmaker, also residing with the family was his cousin, William Alexander Pepper, born 1908 in Leicester, Bertram was employed as an assistant teacher and was residing as a boarder at Maplewell Road, Woodhouse Eaves, Leics. In the 1st quarter of 1918, Bertram married Jessy Alice M. Foxon, in the Lutterworth, Leics. district. Jessy was born in the 4th quarter of 1893 in the Lutterworth, Leics. district. Bertram was a Certificated Master (Elementary School) and was employed as a school teacher by the Leicestershire County Council Education Committee, 53, Bowling Green Street, Leicester from 1910 until 1915, when he enlisted into the Royal Flying Corps. Bertram enlisted into the Royal Flying Corps, his service record shows the following details, Cadet at 10 C.H., Denham, 23/7/17. S.M.A., Oxford, 7/9/17. Appointed 2nd Lieutenant (General List) on probation, 25/10/17. 4 T.S., Northolt, 31/10/17. 17 T.S., Y’bury, 15/1/18. Appointed Temporary 2nd Lieutenant, Flying Officer, 17 T.S., 22/3/18. Transferred to the newly formed Royal Air Force, 1/4/18. A & J.C. Sch., 11/4/18. E.F. No.53 Squadron, 24/4/18. Gazetted Lieutenant, 8/18. Missing, killed in action, 1/10/18. During his service he had flown, M.F.S.H., B.E.2e, R.E.8. aircraft.