A. 
NIE 
XII. 
CONTENTS. OF PARI 2. 
An unpublished Grammatical Fragment. — Petronius Arbiter De Antiquis Dictioni- 
bus. By CHARLES BECK. 
On the Alloys of Copper and Zinc. By Frank H. STORER. 
On the Impurities of Commercial Zinc, with special Reference to the Residue insolu- 
ble in Dilute Acids, to Sulphur, and to Arsenic. By CHarLes W. For and 
Frank H. Storer. : 
Remarks on the Latest Form of the Development Theory. By Francis Bowen. 
On the Secular Variations and Mutual Relations of the Orbits of the Asteroids. By 
SIMON NEWCOMB. 
Plante Wrightiane e Cuba Orientali (Polypetale et Apetale), a A. GRISEBACH 
Filices Wrightiane et Fendleriane,— nempe in Insula Cuba a CAROLO WRIGHT et in 
Venezuela ab Auve. FENDLER, ann. 1854 — 60, (nonnullis Panamensibus etc. inter- 
jectis,) Enumerate cura DANIEL C. Eaton, A. M. 
L On the Light of the Moon and of the Planet Jupiter. By GzonaE P. Bop. . 
E Comparison. ot the Light of the Sun and Moon. By Genen P. Bonn, . 
A Catalogue of the e eege of 532 Stars culminating near the Zenith of the 
Observatory of Harvard College, Cambridge. By T. H. SAFFORD. 
The Lumbar Enlargement of the Spinal Cord. By Jonn Dean, M.D: (With Four 
Plates.) : ; ; 7 : 
On some of the Relations of Salts of Zinc and Alumina to Soda and Potassa. By | 
- E. N. Horsrorp. : 
e PAGE 
158 ~ 
193 
287 
