William Daniel Dittmar Sr., 67, a retired Naval aviator who became a project manager in the development of air-to-air missiles in the Naval Air Systems Command, died of cancer July 13 at the Bethesda Naval Medical Center.

Cmdr. Dittmar, a resident of McLean, was born in La Salle, Ill. He graduated from the U.S. Naval Academy at Annapolis in 1948 and became a Naval aviator. He received a master's degree in aeronautical engineering at the Massachusetts Institute of Technology.

A veteran of World War II as a midshipman at the Naval Academy, he also served in the Korean War. He was stationed at the Naval Air Systems Command when he retired from the Navy in 1967.

He worked for aerospace companies in California and Massachusetts until 1971, when he returned here and became a civilian engineer at the Naval Air Systems Command. Among other things, he worked on the Sidewinder and Sparrow air-to-air missles. He retired in 1988.

Cmdr. Dittmar's military decorations included the Distinguished Flying Cross.

He was a member of the Army-Navy Country Club.

His wife, Anita E. Dittmar, died in 1982.

Survivors include five children, Barbara and Robert S. Dittmar, both of McLean, William D. Dittmar Jr. and Charmaine Conley, both of Charlottesville, Va., and Megan Crider of Hillsboro, Va.; his mother, Lucille Dittmar, and a sister, Michaeline Stimac, both of La Salle; a brother, Robert Dittmar of the San Francisco Bay area; and five grandchildren.

H. ROBERT FERNEAU

Public Affairs Official

H. Robert Ferneau, 55, a retired vice president of public and corporate affairs at Financial General Bankshares Inc. who was a former deputy undersecretary of the Navy and a former congressional clerk, died of cancer July 13 at Georgetown University Hospital.

Mr. Ferneau, who lived in Bethesda, was a native of Ohio. He came to Washington in 1953 after briefly attending Miami University. He became an assistant enrolling clerk at the House of Representatives and attended George Washington University at night.

In 1973, he transferred to the Navy Department as the special assistant to the secretary of the Navy. He was named deputy undersecretary of the Navy in 1975.

He left in 1977 and joined Financial General Bankshares, the holding company that owns First American Banks here. He retired in 1981. Since then, he had worked as a government relations consultant.

Mr. Ferneau was a founder and a past director of the U.S. Navy Memorial Foundation, a life member of the Capitol Hill Club and a past vice chairman of the Wolf Trap Foundation.

Survivors include his wife, Cynthia Love Ferneau of Bethesda; two sons, Philip J. Ferneau of Washington and Mark R. Ferneau of Sunnyvale, Calif.; and a sister, Ann Brown of Blanchester, Ohio.

CALVIN H. COREY

Metallurgical Engineer

Calvin H. Corey, 87, a retired metallurgical engineer and former employee of the Defense Intelligence Agency, died of a stroke July 6 at the Oak Meadow nursing home in Alexandria.

Mr. Corey, a resident of Alexandria, was born in Blissfield, Mich. He graduated from the University of Michigan, where he also received a master's degree in metallurgical engineering.

As a young man, he worked in Pennsylvania and Connecticut. During World War II, he served in the Army Ordnance Corps in Europe.

He settled in the Washington area after the war and worked for the Revere Copper and Brass company in Baltimore. About 1956, he joined Brooks and Perkins, a metals company in Washington, and was a vice president there until 1970. He then worked for the DIA until retiring in 1976.

Mr. Corey was a member of the Belle Haven Country Club and the Old Presbyterian Church in Alexandria.

His wife of 61 years, Frances L. Corey, died in January.

Survivors include two children, John L. Corey of Arlington and Jane Woolf of Sherman Oaks, Calif., and a sister, Dorothy Hull of Curtis, Mich.

ROBERT S. MATSUNAGA

Army Warrant Officer

Robert S. Matsunaga, 56, a retired Army chief warrant officer who was an imagery analyst at the Defense Intelligence Agency, died of cancer July 13 at the Hospice of Northern Virginia.

Mr. Matsunaga, a resident of Springfield, was born in San Jose, Calif. He enlisted in the Army in 1953 and served in the Korean War in the artillery. He later became an intelligence specialist, and he served in Japan and Vietnam as well as at various posts in the United States.

A resident of the Washington area since 1973, he was stationed at the DIA when he retired from the Army in 1985. He then returned to the agency as a civilian employee. He retired last month for reasons of health.

His military decorations included the Legion of Merit and the Bronze Star.

Mr. Matsunaga was a member of the Retired Officers Association.

Survivors include his wife, Suzuko Matsunaga of Springfield; two brothers, Kunitoshi Matsunaga of Avon, Ohio, and George Matsunaga of Salinas, Calif.; and two sisters, Alice Imamura and Lucy Minamishin, both of San Jose.

MILDRED LAWRENCE LOCKERY

Secretary

Mildred Lawrence Lockery, 84, a retired secretary with the Department of the Air Force who also had sold real estate in Arlington, died July 13 at her home in Raleigh, N.C.

Mrs. Lockery was a Washington native. In 1930, she became a clerk with the Treasury Department. She transferred to the Air Force Department about 1950. She retired in 1960.

She then sold real estate in Arlington before moving to Florida in 1964. She sold real estate there until she retired in 1975. She moved to North Carolina in 1979.

During World War II, Mrs. Lockery sang at USO shows in the Washington area.

Her marriages to Charles Knox and David Parsonage ended in divorce. Her third husband, James R. Lawrence, died in 1966.

Survivors include her husband, William Lockery of Raleigh; a daughter from her first marriage, Eilene Haberle of Bethel, Ohio; two daughters from her third marriage, Patricia A. Mahoney of Falls Church and Gloria Boyer of Great Falls, Va.; five grandchildren; and four great-grandchildren.