Miscellaneous Intelligence. 425 
respecting the bleaching of cotton, which were communicated to 
the Société Industrielle de Mulhouse, and published in their Bulletin 
. 
. 
in 1836. His plan, which is now very generally used, is commonly 
ching. 
By his investigations into the action of cow-dung in cleari 
mordanted calico of the thickening, he was naturally led to inquire 
ote an essay on Manures, for which he received a prize from the 
: int 
time, originality, and ability, Dr. Dana stood first among scientific 
untry. 
But the agricultural treatises by which he became so well and 
favorably known, were but the secondary results of his research 
into the nature of cow-dung. The original object was worked out 
with full success. He found that the property of fixi 
company, was not allowed to secure a pa 
covery known to the world. It was, however, of too much value 
and importance to remain long a secret; and when r person 
went to England with a full knowledge of the experiments at the 
Merrimac Print Works, and sought to derive a pecuniary benefit 
American chemist independently origina 
substitutes, but to Mercer belongs priority of time by a few months. 
made a report to the Ci 
In 1840 Dr. a City Government of 
Lowell, on the various well-waters of the i ial - 
ence to their action on lead pipes. for the sake of making 
more generally kno e character 
themselves, erin 
ublication of Tanquerel on Lead Dis- 
his 
ufacture of rosin oil was brought to his notice 
1851 the man : 
and he contributed much to the improvement of that then important 
ch of industry. 
In later years his time was taken up by the d 
and the cultivation of a farm which he had pure: 
bad 
