CHAPTER XVII. 
ANTIQUITIES—KITCHEN-MIDDENS. 
Epwarp had now been working for about ten years along 
the sea-shore—collecting crustacea, mollusks, fish, and ma- 
rine objects. He had won his honors, and lost his health. 
His medical attendant had often warned him to give up 
night-work, and avoid exposure of all kinds. But though 
- Edward had given up night-work, and partly recovered his 
health, he would not give up the study of nature. 
He was now, however, compelled to abandon it altogeth- 
er.* The doctor was called in again, and found him utterly 
prostrate. It was the old story—fever and sore throat, the 
results of exposure, and perhaps of insufficient sustenance. 
His illness was more serious now than it had been before. 
In course of time, however, he recovered. The doctor again 
had a serious talk with him. He even threatened him with 
a lunatic asylum if he did not altogether abandon his out- 
door researches. 
‘When Edward was able to move about, he learned, to his 
unutterable grief, the truth, which he would fain have con- 
-cealed trom himself, that his career was at an end as re- 
garded his further researches into the mysteries of nature. 
Though his mind remained as vigorous as ever, his bodily 
* This must have been about the beginning of 1868. The last let- 
ter which Edward received from Mr. Spence Bate was dated the 3d of 
March, 1868. In that letter Mr. Bate referred to some specimens of 
the Eisclados and Themisto which Edward had sent him about three 
months before. The correspondence then ceased. 
