Henry P. Walters, who practiced law in Pocomoke City for 55 years, died Monday of liver failure at the Peninsula Regional Medical Center in Salisbury. Mr. Walters, 79, began his practice in 1938. He was born in Pocomoke City and lived there all his life. Graveside services were set for 2 p.m. today in the Pitts Creek Presbyterian Cemetery in Pocomoke City. Charles A. Speas, retired vice president for research and development at a Baltimore company that makes plastic industrial containers, died Saturday at Manor Care Towson Nursing and Rehabilitation Center of complications to Parkinson's disease. The 74-year-old Cockeysville resident earlier lived for many years in Hampton. He retired in 1984 after 30 years with Hedwin Corp. A memorial service was set for 4 p.m. today at Towson Presbyterian Church, Chesapeake and Highland avenues.