《徐霞客游记·楚游日记八》
行五里便进入拢中，又行了五里停泊在横口，它位于江的东岸，官道在西岸，它是雷石镇的人们游乐和过往旅客居住的一个很小的处所。
五里入泷，又五里泊于横口，江之东岸也，官道在西岸，为雷石镇小墅耳。
After sailing for five miles, they entered Long, and after another five miles, they anchored at Hengkou, which was located on the west bank of the river, while the official road was on the east bank. It is a very small place for people in Leishi Town to have fun and for travelers to live.