Text ( visual ) : unmediated Metals / English Heritage ; [volume editors : Sophie Godfraind, Robyn Pender, and Bill Martin]. -- Farnham : Ashgate , c2012. -- viii, 461 p. : ill. (chiefly col.) ; 25 cm. -- (Practical building conservation). -- Includes bibliographical references and index. -- ISBN 9780754645559 ; (BB11069939) ; https://ci.nii.ac.jp/ncid/BB11069939 Author Heading(s): Godfraind, Sophie ; Pender, Robyn ; Martin, Bill ; English Heritage. -- Classification(s): LCC : TA684 ; DC22 : 691.6. -- Subject Heading(s): LCSH : Architectural metal-work -- Maintenance and repair ; LCSH : Historic buildings -- Conservation and restoration