00586cam a2200193 4500 1800660440 TxAuBib 20241211120000.0 241210s2024||||||||||||||||||||||||eng|u 74867 Project Gutenberg PGUSA eng TxAuBib Campbell, Lorn. Oxy-acetylene welding manual [Gutenberg] / Lorn Campbell. Project Gutenberg, 2024. Project Gutenberg ; 74867 Public domain in the USA. Text. Project Gutenberg ; 74867. http://www.gutenberg.org/ebooks/74867