Theodore B. GraywTheodore B. Gray, 87. of 2916 Norway Pine Ln., Northbrook, formerly of Des Plaines, died yesterday morning in Lutheran General Hospital, Park Ridge.Mr. Gray, a retired self-employed engineer and an architect, was born June 22,1887, in Des Plaines, where he lived before moving to Northbrook a few months ago.Visitation is today from 2 to 5 p.m. and from 7 to 9:30 p.m. in Oehler Funeral Home, Lee and Perry streets, DesPlaines.Funeral services will be held at 1 p.m. tomorrow in the chapel of the funeral home, with the Rev. Craig Massey of the Des Plaines Bible Church officiating. Burial will be in Town of Maine Cemetery’, Park Ridge.Surviving are his widow, Ida, nee Po-yer; sons. Charles B. and daughter-in-law. Grace Gray of Arlington Heights, and the Rev. Robert D., pastor of Calvary Memorial Church, Oak Park, and daughter-in-law, June Gray of River Forest; daughters, Mrs. Dorothy M. (William) Knowles of Northbrook, Mrs. Ruth E. (George) Ahrens of Harvard, 111., and Mrs. Lois P. (William) Boeck of Des Plaines; 13 grandchildren; seven great grandchildren; one great-great-grand-child, and a brother, Maynard Gray of Geneva, 111.Family requests, in lieu of flowers, contributions may be made to the Des Plaines Bible Church, 946 Thacker St., Des Plaines, or Calvary Memorial Church, 438 Wisconsin Ave., Oak Park.