00866nam#a2200265zcb4500 990000000040203331 AT-OBV 20230210194624.0 tu 910313|1990####|||###########|||#|#eng#c AC00191456 (AT-OBV)AC00191456 AC00191456 (Aleph)000000004ACC01 (DE-599)OBVAC00191456 TUW ger OBVSG rakwb eng XD-US Laboratory testing of the CSE SR-100 self-contained self-rescuer for ruggedness and reliability by Nicholas Kyriazi ... Washington, DC 1990 11 Bl. zahlr. Ill. u. graph. Darst. Report of investigations / United States Department of the Interior, Bureau of Mines 9328 Literaturverz. S. 11 Kyriazi, Nicholas ctb (AT-OBV)AC00073533 9328