8 INCH 300 PSI POUNDS PER SQUARE INCH NATURAL GAS LINE ABOVE THE HIGH PRESSURE FACILITY HPF - NARA - 17498792.jpg
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8 INCH 300 PSI POUNDS PER SQUARE INCH NATURAL GAS LINE ABOVE THE HIGH PRESSURE FACILITY HPF NARA 17498792, Engine Research Building, US National Archives series: Photographs Relating to Agency Activities, Facilities and Personnel, Images from the National Archives and Records Administration, US National Archives location: other, 8 INCH 300 PSI POUNDS PER SQUARE INCH NATURAL GAS LINE ABOVE THE HIGH PRESSURE FACILITY HPF
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8 INCH 300 PSIパンダ パープルスクアアアインチ NATURAL GAS LINE ABOVE THE HIGH PRESSUIRITY HPF NARA 17498792、米国国立公文書館機関研究棟 シリーズ: 活動、施設、人事、国立公文書館管理局の画像、米国国立公文書館の場所:他、8INCH 300 PSIパンダ パープルスクアアアインチ NATURAL GAS LINE 上層部 ファシリティ HPF
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pounds per square inch square inch gas pressure high-pass filter line personnel gas engine gas line pressure unit