Sentence:  A French fashion is now busy investing the large body of French gentlemen with <WSD>Chatelaines</WSD>. These do not hang, as with English ladies, from the waist, but from the waistcoat pocket. They are generally attached to the watch—or, supposing the gentleman has no such useful appendage for killing time, then they are fastened to the waistcoat-button, and allowed to dangle gracefully therefrom. 
Meaning of the word marked with <WSD> tags:  A similar thing in miniature attached to a watchchain.