. Rhine (before Arnhem) 
. Main (above Offenbach) 
. Nahe (Bingen) 
. Weser (Bremen) 
. Dwina (above Archangel) 
. Spree (Berlin and Charlottenburg-Spandau) 
. Vistula (Culm). 
. Welikaja (Pskow). 
. Embach (above Dorpat) 
. Lake Peipus 
. Lake Onega 
. Lake Baikal 
. Seine (Bercy, down Paris) 
. Loire (Orleans) 
. Doubs (Riotte) 
. Garonne (Toulouse) 
. Lake of Zürich 
. Würmsee or Lake of Starnberg 
. Walchensee 
. Königssee 
’ Schliersee . . . 
. Traunsee (Lake of Gmunden) 
- Lough Neagh 
_ Lake of Gérardmer (in granite) 
. Rachelsee (in Cordiéritegneiss) 
. Nile (Cairo) 
. White Nile (Omdurman and Fashoda). 
. Blue Nile (Khartoum) 
. St. Lawrence (Pointe des Cascades, S. EK, of 
. Ottawa (St. Ann’s Lock, 
. Lake Superior (Grandmarais, Minnesota). 
. Mississippi 
. Amazonas (between the narrows and Santarem)| 
Bi Plata (8 K.M. above Buenos Aires) . 
: Pe (8 K.M. above mouth) 
. Uruguay (Salto) steht Se tat Bk pee Ees 
. Rio Negro (above Mercedes) 
. Bear-river (Evanston, Wyoming) . 
. Croton » 
. Cumberland-river (Reservoir at ‘Nashville, — 
. Delaware (Reservoir at Trenton, New Jersey) 
. Hudson-river (probably at the town of 
. James-river({ Richmond, Water Works Virginia)! 
. Los Angeles (hydrant at Los Angeles, 
2. Maumee (probably at the mouth in Ohio-| 
( 392 
RIVERS and RIVER-LAKES | 
pile Sse) Se Oe es ee 
seh eo isfade 
a Matta {| cece ie vers entwas 
ene Vs fe et So dende tage 
se ve er ey We oh Eke 
a, fe, ee SCHR IE On 
ads Bw ve OF Fee Pelt dan” te dje 
oy ke” ket Velma Dis ee ve) en ne 
pee. Seer) UE LMA de WR 
IRT AEC MR Er Ae BTR BORA Mee 
eze Ms Ppke peen ib Meere Wi 
An LIET oe ow 
egel Jet, AN cee ier Ble 
ble hea pe! Sif ota me are) aie es ee 
‘fee Bak og KD 
el eee Ss Mad 
ee ath) en Of Our. ae ele, as 
»  » Issarlés (inveranite). . es . « 
(in granite) 
>»  » Gaube (in granite). 
» » Bouchet (in basalt) ...... 
» » Pavin (in basalt)! <i" a 
Torrents of the Pyrenees... ..... . 
Vaudreuil) 
ars CE eS ee ee we eC OY Feo im 
Montreal, Canada) . 
(Hydrant, 
New-Orleans) 
City Water Works, 
. . - . - - - . . . | 
» 
(Obidos 
» (Buenos Aires) 
» 
(3 K.M. down Fray Bentos). . . 
(Reservoir for the city of New- 
York) 
ogre treat vel es, tose te eS. Ue 
„kie Te Be” Vlog et ae) fle” ic, be kem oi 
Tennessee) 
Hudson, New-York) 
Californié) 
oye fr /a ie) RoR earn) Me is feet fis AS! ato tee 
Lake at Maumee) 
) 
‘Milligrams per liter (parts in 100.000 parts) of water 
Cl that |neficit of Cl to 
Na Oe a er 
Ww a ee ee theNa the Na 
9.78 11.09 15.50 En Mn Re Oe 4.01 
3.99 4.20 6.14 1.94 
4.00 14.35 Ges —8.20 
22.10 41.50 | 34.00 -7.50 
16.78 33.06 25.80 -7 .26 
15.25 | 18.16 | 93.44 | 5.98 
goe nes des 4 24 -0.63 
WDO 8422 29 0 7-OF Sy Ait 
geer 420382 | e4e20 0.17 
2-07 3.90 447 1.57 
6.58 6.39 | 10.12 3.78 
4.95 1.68: le 7261) als 
B52 || 7 oid OE 
3.00 2.91 4,61 1.70 
In 1.76 3 92 2.16 
3.00 1.94 4.61 2.67 
2 93 0.97 3.43 2.46 
1.34 2.10 2.05 -0.05 
1.41 1.00 oy 1717 
0.52 0.60 0.80 0.20 
1.63 1.00 Croll bal 
3.49 2.42 EES Yi 2.95 
24.00 14.75 36.90 22.15 
2702 traces et 2. 50approx.) 
4.23 1.70 Gaol 4.81 
2.02 feb ot 8. 0O(approx.) 
4.97 traces 6.74 6.50 » 
7.94 —— 12591 12.00 » 
5-19 0.90 7.87 6.97 
0.35 0.55 0.55 —— 
957.12 7.36 38.61 31:95 
7.92 == 12.18 — 
4.86 ie 7.47 —— 
5.13 2.42 7.89 5.47 
OR, 0.76 3.67 9.91 
1.24 1597 1.91 | 0.64 
31.00 | 48.00 | 47.68 | -0.32 
1.00 1.08 1.54 0.46 
1.60 3.95 | 2.46 ~] .49 
15.70 11.40 | 24 14 12.74 
51.30 37.30 ASU 41.45 
14.05 14.90 | 21.58 6.68 
1.48 0.25 2.28 2.03 
3.93 | 3.40 | 6.04 | 2.64 
13.48 5.83 20.65 | 14.82 
8.20 4.90 12.60 | 7.70 
9.98 | 2.13 | 4.58 | 2.45 
| | 
10.32 2.99 | 15.87 12.68 
0.72 ee | | tae Wa -0.10 
2.43 | 5.81 | 3.74 | -2.07 
2.44 1.05 Bas 2.70 
29.68 10.44 45.63 35.19 
1.62 | 2.50 | 2.50 | 0. 
