THE NATURALISTS' COMPANION. 
71 
Advertise in tliis iiiaicaziiie. 
Jl^^Priiiters—ATe will sell 40 ihs 
of this small |)iea, tied up, for 
Don't fail to have your name en¬ 
tered in the Standard Direetory. 
The Alert, Ihiy City, Alieli., is 
the finest little ])a[)er V/f the age. 
(Asear 11. S[)ray, La. Hoyt, la., 
has ourthaidxsforasainple of ealeite. 
Two monkeys in the zoological 
garden, Philadelphia, have lieen 
}u)ked to death hy visitors. 
Xo eolleetor should fail to pro- 
eui-e One of those fenm im[)ressions 
of T. F. McNair, Hazleton, Pa. 
All desirous of making'some Hue 
exchanges should send lor a copy 
of the Exchange and Alart. 
Persons in need of useful rece^jits 
in the natural liistory line should 
view the “ad.’’ of the Supply Co. 
Don’t fail to procure some of 
those excellent specimens oliered by 
A. X. Puller, Lawrence, Kan. 
Peat bogs cover about one-seventh, 
of the surface of Ireland. Some of 
tliese hogs are supposed to rej)resent 
20,000 years growth. 
Rings, or concentric ligneous lay¬ 
ers would seem to he a very uncer¬ 
tain indication of the age of trees. 
In Mexico some trees known to lie 
hut 22 years old Avere found Avith 
280 rings. 
The late Dr Rolleston said that 
the guinea-pig closely resembles 
birds, and especially those of the 
charming order of the fringillidav 
Ijike a finch, it is never still for a 
moment. In anti(piated AaAlnmes ot 
natural history, it enjoys the second 
name of the Restless Caxw. J ust as 
the fringillida' are ahvays chattering, 
so the guinea-pig is ahvays uttering 
its oAvii little cries. 
Subscribe instantly I I ! 
Mr. Wigglgsworth kindly volun¬ 
teered his assistance in the editing 
of this magazine by conducting a 
department on Arclaeology, a very 
instructive and interc'sting science 
in regard to the natural history of 
man. The de})artment Avill l)e con¬ 
tinued just as long as our readers 
take an interest in it, Avhich avc 
hope they Avill do.^ We Avould like 
our readers, Avhen Ax-riting us, to ex- 
[)ress their opinion in regard to it. 
H oAA’ do you like the iieAv serial 
story y The Avriter ])romises to 
make it very interesting in the tutu re 
numbers. The numerous articles 
Avritten by him from time to time 
for this paper Avere very line, and 
among the best the magazine con¬ 
tained. \Te trust he will make this 
article both iiistructiiig and inter- 
taining. The stoiw is strictly true, 
being a description of a Auiyage 
Avhich he took among the Adrion- 
dacks in a canvass canoe. 
Bennett & Dean, the great curios¬ 
ity dealers, have given us the con¬ 
tract to print them a tine tAvelve- 
page eatalogue. It Avill be issued 
from the }jress about the same time 
as the Companion. Every collector 
should send for a copy. To illus¬ 
trate the cheapness of the specimens 
in their })rice-list, Ave ([note the fol- 
loAving: Alligatur teeth, 5c., skate 
eggs, 8c., electric light carbons, 10c., 
horn nuts; 10c., sand crabs, 10c., 
sand dollars, lOc., star fisli, 5c., sea 
urchins. lOc., sea gopher, 5c., sea 
beans, 4c., fern imprcvssions on coal, 
5c., etc., etc. The aboAm sent post¬ 
paid on receipt of price. AA^e liaAm 
just obtained a pine collection of 
natural history speUmens of these 
gentlemen and Avould strongly re¬ 
commend them to our readers. 
