New-York daily tribune. [volume] (New-York [N.Y.]) 1842-1866, 1859-08-29

While the pIeceSSEs investigation wa. in pores wa. re-
We avrsea the entire ersh Of the Lske dis of tive
s sample procured from that part Of the dam where the
fret enters the sque6uc TIE abou; oneurth Of
mile daot. The next sample about mile further The
Creek where ninses with The Of the Lake. Lastly
san pie Iom the head OF the Lake.
phy,lca examination the time Of t.sisg The sam
p's revealed nothing unusual or different IRON wat had
observed IN the Obtained The Reservoirs in the
The oo and SIMILAR aud the kind Of minute
d oi mgnher lhe eAaneous particles were most 40 niaht
IN the om the dam They found BE- less appsrent
the head Of the Lake where the water was
On the following day again visited the Lake in company
accompany u. on ;he arst e, caIson.
Upo striving at the Lake we learned that Mr. Adamson the
Keeper Of the Dam AID Gate bad observed since the preceding
Day al unusual quantity Of hight green matter floating on the
wetcI The dam Upon the slightest agitation Of the water
care he bad Procured Pafa Of it, which be had reserved Tor
selves from the surface OF the Lake and home with
samples for chemical and microscopic examination.
Befo leaving spo, s.rons conviction ha, this
substance might BE- attributed ell unusual qualities a,ely
observed the Groom throughout the city IL had pre-
OF iis vegetable entertained no doubt.
chemical examination the matter tie following
results;
portion Of IT, mingled with water. gently heated. and
hnsIy boiled Jp9n the hs application OF mod rate Aea the
color quickly changed from light blh color When
rcI tie boiling point, The whole converted in:o thin
mass substance ana ~ continuing the heat the odooa MISTER
all disappeared. Some OF the mixed with
vas Submitted 70 disn when the odoou principle passed
oNe~ condensed IL
- coorltss transparent Nld the characteristic
favor Of the original portion green
material WAS stcd with sulphur ether after ubsdence,
70 evaPorate minute quantity u oily substance. slightly
nDsed with thus obtained The coloring
probably due % chorophy the coorpg Of plants
When examined Win OF high power I'll
substance - consist II minute aquatic plant
detailed description Of which by Dr. Torey
also Observed few Of the living arimal.nle
the microscope usua reveals IN unhered fresh
wstr Pords IL may DC worthy Of remsk that have
observed, the apparent number u
IN ne Croton water than have noticed ANNA
Il quite evident that The Of the Croou water 20 much
comp ained OF duDs The pas; wi Tspdy d.sp
tiou believe The uEuuAl te pant which have found IN
- ard which gave The favor complained Of 20 De- Il
perfectly harmless chArscsT sld cJuscQ leuy that the whole.
S~euess q TX wafer las uot been impaired BY i In Inc l
ceSTts.
have drsnk freely Il during The time when Il was Ia II.
Wont condition, par akeu 4 gre~u natter which
We pocurd from the Lake IL - concentrated S- And ala
ser . had been converted Into cly by he4t out eNpe
ri-rciug III Effects whatever from i;
rhA-ioi OF the wafer through The pSrols 6eu much
D. use Sas found = PsT..- cse.uay az the minute f5alc
psrc'esfurn H. and thus r-ndered II ptls,ae.
Upon oanpoIpF ne yss results ~. o.
famed an DE rear 1870, AID 10 lGs we, VIA ,ae
analysis 5y froi r. >rin r n 1876 sud TIA: tire Groom
smaller proPoIton oi Inorganic ard oopsu.a. har b.
been ooud n l. since The besv and fo,ehor n Il our
TcIs "a sed he Hecson 81 his q countless bss.oss
T. ~ STcs. ei'.. .
FcT-cflDJ 20 osedsu, ,eryaat
JAMES r. SulLTOy