TY - GEN PB - Neill and CO. CY - Edinburgh L2 - http://www.bibliotekacyfrowa.pl/Content/115558 PY - 1921 KW - astrographic catalogue KW - stellar photometry KW - star declination -20° KW - Nizamiah observatory T1 - Astrographic Catalogue 1900.0. Hyderabad Section Dec. -16° to -21°. Vol. IV. Measures of rectangular co-ordinates and diameters of 79,590 star-images on plates with centres in Dec. -20° UR - http://www.bibliotekacyfrowa.pl/dlibra/publication/edition/115558 ER -