Procedings of the ninety-first annual meeting - American Association of Railroad Superintendents : Pittsburgh, Pennsylvania, June 22 - 24, 1987 and 15th winter meeting ; Chicago, Illinois, January 19, 1987
Proceedings of the 91st annual meeting and 15th regional meeting // American Association of Railroad Superintendents
Annual meeting. American Association of Railroad Superintendents ; 91
;
1987
;
Pittsburg, Pa.
Annual meeting. American Association of Railroad Superintendents ; 91 (Pittsburg, Pa.) : 1987.06.22-24
Winter meeting. American Association of Railroad Superintendents ; 15
;
1987
;
Chicago, Ill.
Winter meeting. American Association of Railroad Superintendents ; 15 (Chicago, Ill.) : 1987.01.19
Regional meeting. American Association of Railroad Superintendents ; 15
;
1987
;
Chicago, Ill.
Regional meeting. American Association of Railroad Superintendents ; 15 (Chicago, Ill.) : 1987.01.19
1987
X, 204 S.
Ill.
Langzeitarchivierung durch Technische Informationsbibliothek (TIB) / Leibniz-Informationszentrum Technik und Naturwissenschaften und Universitätsbibliothek
Konferenzband
Englisch