As major investors fled the area in the late 1980s Dave H. (an ex-Schlumberger logging engineer) bought a package of small over-riding royalty and working interests in the Spraberry trend south of Midland Texas. Minor production continued for several years holding the leases that eventually became part of Pioneer Natural Resources’ large-scale operations in the …

As major investors fled the area in the late 1980s Dave H. (an ex-Schlumberger logging engineer) bought a package of small over-riding royalty and working interests in the Spraberry trend south of Midland Texas. Minor production continued for several years holding the leases that eventually became part of Pioneer Natural Resources’ large-scale operations in the …