The Ottoman calendar (ruznamah) for the year AH 1188 AH/1775 AD-1257 AH/1841 AD-1210 AH/1796 AD. An Arabic and Turkish manuscript on paper, written in red and black naskh script, with the prayer times and other important activities. 9 by 105 cm. 9 by 93 cm. 9 by 125 cm.