TY - RPRT TI - Failure analysis of a polyethylene (PE) natural gas service line from Bowie, Maryland (NBS Failure Analysis No. 107) AU - Toner, Samuel D PY - 1974 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS IR 74-494 DO - 10.6028/NBS.IR.74-494 ER -