TY - RPRT TI - The adherence of porcelain enamel to aluminum: progress report August 1, 1966 through April 30, 1967 AU - Gugeler, Albert L PY - 1967 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS RPT 9533 DO - 10.6028/NBS.RPT.9533 ER -