Paul KreingoldPaul Kreingold is a thirty-seven-year resident of Leesburg, Virginia. He is currently the president of the Banshee Reeks Chapter of the Virginia Master Naturalists and the conservation director of the Izaak Walton League, Loudoun County Chapter. His nterest in geology and history dates back to his college days, but after a long career in computer system design, he has devoted his time in the last five years to research and education. Besides public lectures throughout Loudoun, Montgomery and Frederick Counties, Mr. Kreingold regularly leads "expeditions" to the rediscovered Latrobe Potomac Marble Quarry along the beautiful Potomac River. Read More Read Less