00873nam0-2200325---450 99000972049040332120191120121001.0000972049FED01000972049(Aleph)000972049FED0120130422d1966----km-y0itay50------baenghunHUa-------001yy<<The >>art of tunnellingby Karoly SzechyBudapestAkademiai Kiado1966891 p.ill.27 cm2001Alagutepitestan1534624GallerieSzéchy,Károly345341ITUNINARICAUNIMARCBK990009720490403321N5/498463DINGEN7/244042DINTRN7/49s.i.DINTRDINGEDINTRAlagutepitestan1534624UNINA