Xu Collection, Middle Volume. Radical: Leather (gé). Character: xuan. Kangxi strokes: 16. Page 1388, Entry 13.
Broad Rhymes (Guangyun), Collection of Rhymes (Jiyun), Rhyme Compendium (Yunhui), Correct Rhymes (Zhengyun): Pronounced xuan (falling tone).
Explanation from the Etymological Dictionary (Shuowen): The leather strap used to bind the yoke of a large carriage.
Also, according to Broad Rhymes (Guangyun): xuan refers to a sword scabbard.
Also, according to the Book of Odes (Shijing), Small Odes (Xiaoya): A xuan-xuan jade pendant. Commentary: xuan-xuan describes the appearance of jade. Pronunciation notes state it is pronounced xuan (falling tone), or sometimes written in a variant form (xuan).
According to Collection of Rhymes (Jiyun): Also written as a variant form.
Also, according to Collection of Rhymes (Jiyun): Pronounced xuan (rising tone). The leather strap used to bind the yoke of a large carriage.
Also, according to Broad Rhymes (Guangyun): Pronounced xuan. Collection of Rhymes (Jiyun): Pronounced xuan. Broad Rhymes (Guangyun): xuan refers to a horse's tail. Collection of Rhymes (Jiyun): A horse's bridle.
Also, according to Collection of Rhymes (Jiyun): Pronounced xuan. Same meaning.
Textual Research: Pronounced xuan (falling tone). Etymological Dictionary (Shuowen): The leather strap used to bind the yoke of a large carriage. Per original text, corrected yoke-strap to yoke-leather strap. Collection of Rhymes (Jiyun): Pronounced xuan (rising tone). The leather strap used to bind the yoke of a large carriage. Per original text, corrected yoke-strap to yoke-leather strap.