"Acétylène." . . "Acetylène. The principles of its generation and use" . "Acetylene: the principles of its generation and use A practical handbook on the production, purification, and subsequent treatment of acetylene for the development of light, heat, and power"@en . . . . "Acetylene : the principles of its generation and use : a practical handbook on the production, purification, and subsequent treatment of acetylene for the development of light, heat, and power" . . . "Acetylene, the principles of its generation and use; a practical handbook on the production, purification, and subsequent treatment of acetylene for the development of light, heat, and power" . . . . . . . . . . "Acetylene, the principles of its generation and use a practical handbook on the production, purification, and subsequent treatment of acetylene for the development of light, heat, and power"@en . "Acetylene: the principles of its generation and use, etc"@en . . . . . "Acetylene the principles of its generation and use, a practical handbook on the production, purification, and subsequent treatment of acetylene for the development of light, heat, and power"@en . . "Acetylene: the principles of its generation and use. A practical handbook on the production, purification, and subsequent treatment of acetylene for the development of light, heat, and power"@en . . . . . . "Acetilè." . .