NANO4D nano4d Ravenshaw is the oldest institution of higher education in the state of Odisha and one of the oldest institutions of higher education in India. It was founded in 1868 with intermediate level (F. A.) classes at the Cuttack Zilla (district) School (now Ravenshaw Collegiate School). NANO4D Slot Dana : Link Situs Slot Gacor Deposit Via Dana Tanpa