TY - BOOK ID - 138131691 TI - Amendment to code of fair competition for the steel tubular and firebox boiler industry as approved on December 14, 1934. PY - 1934 PB - Washington : United States Government Printing Office, DB - UniCat KW - Boiler-making industry UR - https://www.unicat.be/uniCat?func=search&query=sysid:138131691 AB - ER -