(今日的哈萨克斯坦) near 塔吉克苏维埃社会主义共和国 (今日的塔吉克斯坦) 吉尔吉斯斯坦地理极点(英语:ExtremepointsofKyrgyzstan) From map: "DELINEATION OF INTERNATIONAL BOUNDARIES MUST NOT BE CONSIDERED
Rodney P.; Golson, J. Geoffrey. Manifest Destiny and the Expansion of America. Turning Points in History Series. ABC-CLIO. 2007: 238. ISBN 978-1-85109-833-0