David L. Buffington, 51, of Olean, N.Y., formerly of Butler, died of natural causes at 8:45 p.m. Monday at Buffalo General Hospital.

Visitation will be from 2 to 4 and 7 to 9 p.m. Thursday at the Thompson-Miller Funeral Home, 127 E. North St. A Mass of Christian burial will be celebrated at 10 a.m. Friday at the St. Paul Roman Catholic Church, 128 N. McKean St.

A complete obituary will be published Friday, and information will be available at www.thompson-miller.com.