"The electro-galvanic conductors are manufactured and sold by the inventor, Dr. Fontaine, French physician, 11 Summer Street, Boston, Mass. Price according to the size, from 25 to 75 cents each."
Printed area measures 11.3 x 16.5 cm.
Electronic text and image data. [Chester, Vt. : Readex, a division of Newsbank, Inc., 2005. Includes files in TIFF, GIF and PDF formats with inclusion of keyword searchable text. (American broadsides and ephemera. First series ; no. 6695).