vi ADVERTISEMENTS. 
The International Journal of  . 
Microscopy and Natural Science. 
ALFRED ALLEN, Bath, England. 
ASSOCIATE eie 
Pro AM, D. D. Pu F. c a. SS , Chicago ghi ror de Z^ Si A. 
FREDERICK GAERTNER, M. I se "bits burgh, P. 
Monee on BROWN, ‘resident, Montreal Micro. DDC. e ek M ome e 
LANDRO VICENTINI, M. D., Chieti, 
The following are a — of the Contents x aa y, 189 
3. 
Polarised Light, and its Application to the Mic sp | app sae ) G. H. Bryan, M. A. 
Rei : r. (Illustrated aertner, 
ichert's H me 
The Microscope and Its Accessories. (Illustrated. ) The Edito 
A Device to take the place of the Camera Lucida in Motogp. ues e ) 
G. Piffard, M. D. 
A Midwinter Month by no Mediterranean, oe Ee n M. A. 
Soaking Tissues and Sections of Tissues in W J. W. Plaxton, M. D., anaien 
Preparing Sections of Teeth for Histology ind. Boh: Prof. V. A. Latham 
an hour at (Sm SE UE with the late Tuffen West, F. R. M. S, F. L 
(Illustrated 4 ‘Like. lie) 
Canah Notes from the Postal Micro. Soc. Note Books.  (Illustrated.) 
"Not Correspondence. Reviews, etc. 
Subseription, United States and Canada, $2.75 the year, post free. 
Agent: M. A. BOOTH, F. R. M. S, 
LONGMEADOW, MASS. | 1298 
PLASTER CASTS OF THE FOLLOWING MAMMALIA 
with dentition in good preservation, made under direction of 
Professor E. D. Cope may be had by application to Jacob 
Geisman, 2102 Pine St., Philadelphia. 
Phenacodus primaevus Cope, (Wyoming) $100.00. — ZZy- 
racotherium venticolum Cope, (Wyoming) $50.00. Protohippus 
nucabilis Leidy, skull $7.00. Protohippus pachyops Cope, skulls 
of adult and young, and P. fossulatus Cope, skull, $5.00 each. 
Tetrabelodon shepardii Leidy, mandibular ramus and symphysis 
with two molars, $20.00. Dzdelodon tropicus Cope, do., $15.00; 
- Mastodon precursor Cope, last molar $5.00. The horses and 
mastodons from the Cenozoic beds of Texas, are uncolored. 
