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State School Plant Services, by N.E. Viles and Ray L. Hamon ... [Foreword by E. Glenn Featherston and Wayne O. Reed.].

Nelson Eric VilesRay Laforest Hamon

出版	U.S. Government Printing Office, 1956
URL	http://books.google.com.hk/books?id=P_MyQwAACAAJ&hl=&source=gbs_api