00859nam0-22002771i-450-99000398036040332120031119112251.0000398036FED01000398036(Aleph)000398036FED0100039803620031119d1969----km-y0itay50------baengAzone treatment of secondary effluents from wastewater treatment plantsR.A. TaftCincinatiUS Dep. of the Int.1969VIII,62 p.25 cmBibl. Ing. SanitariaTRATTAMENTO DELLE ACQUE DI RIFIUTOTaft,R. A.383589ITUNINARICAUNIMARCBK99000398036040332115 N/3-49DINIDDINIDAzone treatment of secondary effluents from wastewater treatment plants473724UNINA00958nam a2200253Ii 4500991002799159707536150701s1928 us 000 0 eng db14233976-39ule_instBibl. Dip.le Aggr. Matematica e Fisica - Sez. Matematicaeng516.24LC QA535.S6AMS 85-02Sperry, Pauline480858Short course in spherical trigonometry /by Pauline SperryRichmond [etc.] :Johnson,1928ix, 60 p. ;24 cmJohnson's mathematics seriesSpherical trigonometry.b1423397621-10-1501-07-15991002799159707536LE013 Fondo Cattaneo 85-XX SPE11 (1928)12013000226507le013gE22.47-n- 10000.i1568448901-07-15Short course in spherical trigonometry255421UNISALENTOle01301-07-15ma -engus 00