00729cam a22002411 4500 ne 65002511 DLC 20260227111819.0 840427s1958 ua 000 0 eng ne 65002511 PL480:UAR-5984 (OCoLC)10671662 DLC CLSU CLSU DLC premarc QC381 .A68 ʻArafah, ʻAlī ʻAlī. An elementary course in geometrical optics, by A. A. Arafa. Assiut, 1958. 111 p. illus. 25 cm. University of Assiut. Monograph series, no. 3 Geometrical optics. Asyūṭ (Egypt). Jāmiʼat Asyūṭ. Monograph series ; no. 3. 48556 48556