Arthur K. Leberknight Sr., 99, of Harleysville, who instructed dental students at Temple University for more than 40 years, died May 21 at Grand View Hospital in Sellersville.

A native of Orrstown, Pa., Mr. Leberknight earned a bachelor's degree from Temple's School of Pharmacy. He was a founding member of the Temple chapter of Kappa Psi, a pharmaceutical fraternity. After graduating, he became an instructor in Temple's School of Dentistry. He retired in 1976 as a professor of microbiology.

Mr. Leberknight married the former Ruth Meyer in 1931, and they raised a son in Germantown. In the late 1970s they moved to Cresco in the Poconos. His wife died in 1999, and the next year he moved to Harleysville to be close to family.

He was treasurer of St. Michael's Lutheran Church in Germantown for many years and a former manager of the Paradise Valley Association in the Poconos. He enjoyed bird-watching, gardening, and spending time with his three grandchildren, seven great-grandchildren, and six great-great-grandchildren. His son, Arthur Jr., died in 1990.

A funeral will be held at 11 a.m. tomorrow at the Williams-Bergey-Koffel Funeral Home, 667 Harleysville Pike, Franconia, where friends may call after 9. Burial will be in Whitemarsh Memorial Park, Prospectville.