A DY EREI EREN pa 
The Ives Strata «° Altitude Maps 
OF THE UNITED STATES AND PART OF CANADA. 
By James T. B. Ives, 
F. G. 
Association for the Advancement o 
“THE ALTITUDE MAP 
is a novel device by the SeN of the “ Strata 
Peay hed, al e bein 
romin 
The eima is beautifully gotten up, 
wall or stand erect on ble. 
21x15 in 
The two eso are Ge ox in a neat cloth- Mgr case, gilt lettered. 
e, $14 
P. oS BOX eee 
1293, 
old stamps 
States in l. Anyo ch ar rth mor 
if left on original letter or envelop or some 
of a s I will pay $25.00 . 
Reference Ist, National “yon this place. 
23. Wm. F. E.G e, Illinois. 
Consumption 
AT HOME. 
LET FREE, 
nt. 
ar Inhalen 
8 09": NORTH BROAD STREET, 
PHILADELPHIA, PA 
CURED 
NEW pani 
Dr.M.W.Case 
[Mention American Naturalist 
g carefully embos 
ene successive altitudes are Sabie zed oy uate contrasted call 
framed in oak and varnished, and arranged to hang on thë 
ches. 
BINDER & KELLY, Publishers, 
AMERICAN NATURALIST OFFICE, 
, Member of the ~— Institute of Mining Engineers, the American 
, and the Canadian Institute. 
THE STRATA MAP 
consists of a series of seven Superimposed Maps, rep- 
resenting the seven Geologica Systems of the coun 
try, colored as recommended by the International Con- 
— = con ogi pi — rf cut away 
several systems in nature, 
It graphically exhibits superposition, denut- 
saga and outcrop of strata, with the phenom 
of escarpments, outliers, inliers, dip, wee 
ariii, etc., and the Cards may be bent | 
to show synclinal or anticlinal folds. 
f Science 
ffering tr any elevation map prèvi 
Map” 
Bi e a nt the River Systems and 
Pric 
PA 
PHILADELPHIA, PA 
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cal Monthly); ‘* Easily maintains is : 
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gether” (Hydraulic and Sanitary Pl 
“ The Editor, Dr. A. N. BELL, isW 
known to the mercantile communif 5 
for his co-operation with the ® 
chants in quarantine reform, 
his profession as a leader in Sanit 
Science ” (New York Journal of Commer : 
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