Sentence:  Mr. Cooke had had a sloop yacht built at Far Harbor, the <WSD>completion</WSD> of which had been delayed, and which was but just delivered. […] The Maria had a cabin, which was finished in hard wood and yellow plush, and accommodations for keeping things cold. 
Meaning of the word marked with <WSD> tags:  The act or state of being or making something complete; conclusion, accomplishment.