This is a summary of selected contracts recently awarded by the federal government to companies and other vendors in Virginia, Maryland and the District.

W.M. Schlosser Co. Inc. in Hyattsville won a $32,021,000 contract from the National Institutes of Health for general construction.

CTA Inc. in Rockville won a $16,195,105 contract from the Navy to integrate an aircraft weapons system.

Advanced Technology Inc. in Reston won a $10,858,187 contract from the Navy for engineering and technical support.

CACI Inc. in Fairfax won a $10,719,324 contract from the Navy for engineering studies and analysis for various aircraft systems.

3M Medical Imaging System Division in Washington won a $6,149,247 contract from the Veterans Administration Marketing Center to furnish medical equipment and supplies.

AAI Corp. in Hunt Valley, Md., won a $5,166,000 contract from the Navy for maintenance and repair of equipment.

Veda Inc. in Alexandria won a $4,436,405 contract from the Navy for naval air warfare advanced systems engineering.

IBM Corp. in Bethesda won a $3,889,916 contract from the Air Force to supply an IBM 3090 processor, equipment and installation.

Geomet Technologies Inc. in Germantown won a $3,703,678 contract from the Army for an advanced clothing subsystem.

E-OIR Measurements in Spotsylvania, Va., won a $3,266,763 contract from the Air Force to supply sensor measurements.

Unisys Corp. System Services Group in McLean won a $2,837,222 contract from the Navy for computer program support.

Raven Services Corp. in Lorton won a $2,723,981 contract from the Internal Revenue Service for operations and maintenance services.

Fibertek Inc. in Herndon won a $2,374,878 contract from the Air Force to supply a solid-state laser radar source.

Westinghouse Electric Corp. in Hunt Valley, Md., won a $2,293,451 contract from the Air Force for repair services.

Carlson Travel Network in Alexandria won a $2.1 million contract from the General Services Administration to establish and operate travel management centers for various federal agencies in the Washington area.

DCS Corp. in Alexandria won a $1,837,219 contract from the Treasury Department to research and develop electro-optic services.

General Physics Corp. in Columbia, Md., won a $1.8 million contract from the Tennessee Valley Authority to perform quality control inspections.

Technical Assistance and Training Corp. in Washington won a $1,536,895 contract from the Labor Department for automated data-processing training for the Bureau of Labor Statistics, and administrative support for the training.

Quincy Co. in Temple Hills won a $1,527,903 contract from the Army for ancillary health care provider services.

Pitney Bowes Inc. in Springfield won a $1,387,571 contract from the Federal Aviation Administration to supply postage meters, scales, mailing machines and components.

Mathematica Policy Research Inc. in Washington won a $1,246,172 contract from the National Science Foundation to help redesign scientific and technical personnel surveys.

Centennial Contractors Inc. in Vienna won a $1,086,000 contract from the Navy to convert a building to a lab at the Naval Research Laboratory.

Norfolk Shipbuilding and Drydock Corp. in Norfolk won an $871,409 contract from the Military Sealift Command to supply drydocking and U.S. Coast Guard recertifications.

Marine Hydraulics International Inc. in Norfolk won a $681,752 contract from the Military Sealift Command for maintenance and repair of equipment.

Miracle Cleaning Services Inc. in Hanover, Md., won a $518,966 contract from the Army for custodial services.