nvbbcr covered coils $4 00 Champion Learners' Keys, fine finish J3 00. These Instruments are now extensively known, and liear the reputation everywhere of being far superior in every respect to any form of Learners' Apparatus or short Line Instrument yet offered. Crown 8vo., Cloth, with 10 Plates.… … The Eagles Metallic Galvanic Battery, Scientific Publishers, PARTRICK & CARTER, Sole Agenis, 446 BROOME STREET, 38 South Fourth Street^ Philadelphia. New York. THE EAGLES- METALLIC BATTERY, after two v.ars of trial in every capa.itv, is now presented A FIRST-CLASS y\nh iinqiiali/ieil…
Telegraph -- Periodicals
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