MERIDIONAL TRANSITS, MOKATTAM. 



307 



TABLE XV. AZIMUTH ERROR of the TRANSIT INSTRUMENT at MOKATTAM. 



[The sign + signifies that the optic axis points East of South.] 



* The azimuth adjustment was altered before and after the observations on November 10. 



TABLE XVI. MERIDIONAL TRANSITS observed at MOKATTAM, near CAIRO. 



November 14. The transit micrometer was set at 19'' 740 for the clock stars. 



R R 



