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by Limbachiya; Mukesh C
by Hall, J. E.
by Mottershead, J. E.
by International Institute of Welding
by Putnam Danvers Historical Society
by Bernhard, Carl Gustaf
by Cavanagh, W. G.
by Edited by Mario Livio , Kailash Sahu , Jeff Valenti
by Degrand, Peter Paul Francis
by Glazebrook, R. T.