Definition of "Nonni"

In the western range, and about sixiy miles from the Argun River, rises the Nonni, the most important waterway flowing through the province. On its way to the Sungari, which it joins at Shui-shih-ying-tzu, twenty miles to the north of the town of Petuna (Hsin Ch'eng), it passes on its left bank the town of Mergen and Tsi-tsi-har, known to the Chinese as Pu-k'uei, the capital of the province.

1904, Alexander Hosie, Manchuria: Its People, Resources and Recent History‎, New York: Charles Scribner's Sons, page 148

Waterways: the Amur River is navigable for 450 miles for steamers and 1,500 miles for smaller craft; the Sungari is navigable to Kirin, the Nonni to Tsitsihar, the Liao to Tungkiangtze, and the Yalu for its entire course.

1922, South Manchuria Railway, Manchuria: Land of Opportunities‎, New York: Thomas F. Logan, page 12

The Chinese general in question was a picturesque figure named Ma Chanshan. General Ma had first held up and defeated the vanguard of the Japanese invaders at the Nonni River, on the southern border of the Russian sphere in North Manchuria.

1945, John B. Powell, My Twenty-five Years in China‎, New York: The MacMillan Company, page 199