Archibald McClure (Skip) Crawford Jr., 49, a retired Air Force major and then a civilian employe of the Air Force, died of emphysema June 30 at Mount vernon Hospital.

Maj. Crawford was born in Philadelphia. He entered the Air Force in 1951 after graduating from the Virginia Military Institute.Specializing in civil engineering, he served at numerous bases in this country, Britain and Japan. He earned the Air Force Commendation Medal with two Oak Leaf Clusters before he retired in 1966 for reasons of health.

In 1968, when he was a civilian engineer at Westover Air Force Base in Massachusetts, he was cited as the outstanding enginner of the year by the Strategic Air Command.

Maj. Crawford was transferred to Washington in 1971 and was head of industrial engineers in the Air Force at the time of his second retirement in 1976. He also earned a master's degree in business administration at George Washington University.

Survivors include his wife, Gail H., and three daughters, Heather, Jennifer, and Beth, all of the home in Mount Vernon: two sons, Glen M., of Brockton, Mass., and James S., of Melrose, Mass., and his mother, Edith May Trend Crawford, of Wayne, Pa.

The family suggests that expressions of sympathy be in the form of contributions to the VMI Foundation for general scholarships, Lexington, Va., 24450, or to the Potomac Lung Association, 9735 Main St., P.O. Box 277, fairfax, Va., 22030.