(5 ILCS 520/1) (from Ch. 1, par. 3801)
    Sec. 1. Jurisdiction over the following described land in the County of St. Clair, State of Illinois, is hereby ceded to the United States of America:
    First. Over that part of Sections 10, 15 and 16, Township One (1) North, Range Seven (7) West of the Third Principal Meridian, more particularly described as follows:
    Beginning at the center of Section Ten (10) thence
    
Westerly along the East and West centerline of said Section 1376' to a point, thence Southerly 1207.5' to a point on the North line of the South Half of the Southwest Quarter (SW 1/4), thence Westerly to a point on the West line of said Section 10, said point being 1209.78' South of the Northwest Corner of the Southwest Quarter (SW 1/4), thence South along the West line of Section Ten (10) 1432.20' to the Southwest Corner of said Section Ten (10), thence continuing South along a line common to Sections 15 and 16, 600' to a point, thence West 1320' to a point on the East Quarter Quarter line of Section 16, thence South along said Quarter Quarter line 924' to a point, thence East 1320' to a point on the Section line common to Sections 15 and 16, thence South to a point on the North Right of Way line of the Southern Railway Company, thence East along the North Right of Way line to a point on the North and South Centerline of Section 15, said point being 30' North of the center of said Section 15, thence Northerly to the Northeast Corner of the Northwest quarter (NW 1/4) of Section 15, thence continuing Northerly along the North and South centerline of Section Ten (10) to the point of beginning.
    Except that part conveyed for highway purposes along the North and East sides thereof.
    Also except;
    Beginning at a point in the Southeast Corner of lot Seven
    
A (7A) of Section Ten (10) where the South line of lot Seven A (7A) intersects the West Right of Way line of State Highway 158 (Scott Field Road), thence Northerly 150' along the West Right of Way of said highway to a point, thence Westerly 150' to a point, thence Southerly 150' to a point on the South line of Section Ten (10) thence Easterly 150' to the point of beginning.
    Also except;
    Beginning at a point in the North and South centerline of
    
Section 15, said point being 30' North of the Center of said Section and on the North Right of Way line of the Southern Railway Company, thence Westerly along said Right of Way 285' to a point, thence Northerly along a curved line having a radius of 398' to the left 509.45' to a point One (1) foot West of the North and South centerline of Section 15, thence East One (1) foot to said centerline, thence South along said centerline 392' to the place of beginning.
    Second. Over that part of the North Half of the South Half of Section 15, Township One (1) North, Range 7 West of the Third Principal Meridian, more particularly described as follows:
    Commencing at the Center of Section 15, thence South
    
along the North and South Centerline 32' to the South Right of Way line of the Southern Railway Company, the point of beginning, thence East 378.50' along said Right of Way line to a point, thence North 13' to a point, thence East 300' to a point, thence South 21' to a point, thence continuing on said Right of Way 101.50' East to a point, thence S 36° 26' 50" E 176.60' to a point, thence S 41° 11' 10" W 53.10' to a point, thence N 74° 03' 20" W 145.60' to a point, thence West 700' more or less to the North and South Centerline of said Section 15, thence South 18' to a point, thence West 340' to a point thence S 81° 01' 40" W 192.35', thence West 798.50' to the West line of the East Half of the Southwest Quarter (SW 1/4) of Section 15, thence continuing West 626' to a point of Curvature of a 215' radius curve convex to the Southeast, thence along said curve 337.72' to the Point of Tangency, thence North 16' to a point on the South Right of Way line of the Southern Railway Company, thence East 126' to a point, thence North 36' to a point, thence East 691' to a point, thence South 36' to a point, thence East along said South Right of Way of the Southern Railway Company 1328.50' to a point in the North and South Centerline of Section 15, thence North 50' to the point of beginning.
    Except that part conveyed for State Highway 158 (Scott Field Road).
    Third. Over that part of the North one half (1/2) of the Southwest Quarter (SW 1/4) of Section numbered Fourteen (14), in Township One (1) North, Range Seven (7) West of the Third Principal Meridian, described as follows:
    Commencing at the Northeast corner of Lot Numbered Seven
    
(7), as shown on plat recorded in the Recorder's Office of St. Clair County, Illinois, in Book of Plats "A" on page 239, thence South along the East line of said Lot Numbered Seven (7), to the South right of way line of the Southern Railway Company, being the point of beginning, then continuing South on said East line Nine Hundred and Fifty (950) feet to a point; thence West Eight Hundred and Fifty (850) feet; thence North Nine Hundred and Fifty (950) feet to the South right of way line of the Southern Railway Company; thence East along said South right of way line Eight Hundred and Fifty (850) feet to the point of beginning.
    Fourth. Over that part of the Southwest Quarter (SW 1/4) of the Southwest Quarter (SW 1/4) of Section Two (2), Township One (1) North, Range Seven (7) West of the Third Principal Meridian, described as follows:
    Commencing at the Southwest (SW) corner of the Southwest
    
Quarter (SW 1/4) of said Section Two (2); thence East on the South line of said Southwest Quarter (SW 1/4) a distance of 857.2 feet, which is the point of beginning; thence North 06° 36' 00" East 407.2 feet, thence South 89° 28' 53" East 300 feet to a point; thence South 405.06 feet to a point in the South line of said Quarter Quarter; thence North 89° 28' 53" West along said South line 349 feet, more or less to the point of beginning, containing 3.02 acres, more or less.
    Fifth. Over that part of Section Thirteen (13), Township One (1) North, Range Seven (7) West of the Third (3rd) Principal Meridian, described as follows:
    Commencing at the Southwest (SW) Corner of the Northwest
    
Quarter (NW 1/4) of the Southwest Quarter (SW 1/4) of said Section Thirteen (13), thence northerly along the West line of said Section Thirteen (13), One Hundred Ten (110') feet to the place of beginning; thence East Four Hundred Ten (410') feet, thence North One Hundred Fifty (150') feet, thence West Seventy-five (75') feet, thence South One Hundred Fifteen (115') feet, thence West Three Hundred Thirty-five (335') feet, more or less, to a point on the West line of said Section Thirteen (13) located Thirty-five (35') feet North of the place of beginning, thence southerly along said West line of Section Thirteen (13), to the place of beginning, containing Fifty-four Hundredths (.54) of an acre, more or less.
    Six. Over that part of the Northwest Quarter (NW 1/4) of the Northwest Quarter (NW 1/4) of Section Ten (10), Township One South, Range Six (6) West of the Third Principal Meridian, described as follows:
    Beginning at the Southeast corner of the Northwest
    
Quarter (NW 1/4) of the Northwest Quarter (NW 1/4) of said Section 10; thence running West along the North quarter quarter line of said Section, 100 feet; thence North 380 feet to a point, which is 100 feet West of West quarter quarter line of said Section; thence East 100 feet to the West quarter quarter line of said Section thence South along the said West quarter quarter line to the point of beginning, containing 0.87 acres more or less.
    However, there is reserved to this State concurrent jurisdiction for the execution, upon all said lands and in or on the structures erected thereon, of all process, civil or criminal, lawfully issued by the courts of this State. There is further reserved to this State the right to make arrests upon all said lands, or in or on the structures erected thereon, of persons violating State laws, and also the right to tax according to the laws of this State.
(Source: Laws 1955, p. 181.)