Messrs. J. H. Daniels & Co., Oliver Street, Boston, Mass. Printers of Photogravures.
Messrs. Frost & Adams, Cornhill, Boston, Mass. Engravers' and Etchers' Supplies.
Messrs. F. W. Devoe & Co., Fulton Street, New York. Engravers' and Etchers' Supplies.
Messrs. Fusch & Lang, 29 Warren Street, New York. Engravers' Supplies.
Mr. Alfred Sellers, 58 Fulton Street, New York. Engravers' Supplies (screw pressure printing frames).
Messrs. John Sellers & Sons, 17 Dey Street, New York. Engravers' Supplies.
Messrs. Eimer & Amend, 18th Street and 3d Avenue, New York. Chemists, Glassblowers Charcoal.
Messrs. Theodore Metcalf & Co., Tremont Street, Boston, Mass. Chemists.
Messrs. Kimmel & Voigt, 242 Canal Street, New York. Expert Photogravure Printers.
Messrs. Whitely & Co., Centre Street, New York. Polisher of Copper Plates.
Messrs. Gilderslieve & Co., 18th Street, New York. Blankets for Press.
Mr. Charles Creedner, 19 South William Street, Room 4, New York. Japan Paper.
Mr. Geo. B. Sharp, 13 Baxter Street, New York. Copper Plates.
Messrs. F. A. Ringler, 21 Barclay Street, New York. Steel Facing Copper Plates, Printers of Photogravures.
Messrs. Leidel & Co., 901 6th Avenue, corner 51st Street, New York. Modeling Wax; Etchers' Supplies.
Thomas Hall (Electrician), Bromfield Street, Boston, Mass. Hydrometers (Smee's Battery), etc.
New York Steel and Copper Plate Co., 171 Wallabout Street, Brooklyn, N. Y.
Mr. Jas. Moffet, 159 Wooster Street, New York. Copper Plates in the Rough.
BOOKS AND ARTICLES ON PHOTOGRAVURE. PUBLISHED FROM 1888 TO 1893.
LA PHOTOGRAVURE facile et à bon marché. Par l'Abbé Ferret. Paris. 1889. Price, 1 fr. 25 cents.
Manuel d'Heliographie et de Photogravure en Relief. Par G. Bonnet. 1890. Paris. 2 fr. 50 cents.
Photogravure. By W. T. Wilkinson. 1890. London, E. C. Published by Messrs Iliffe & Son, 3 St. Bride Street. Price, 1_s._ 6_d._
Photo-Engraving and Photo-Etching. By W. T. Wilkinson. Sold by The Scovill & Adams Co., New York. Price, $3.00.
Hamerton's "Etchers and Etching." Roberts Bros., Boston, Mass. Price, $4.00.
Photo-Etching in India. Article in _Photographic News_ (English), November 1, 1889.
"Photogravure, or Photographic Etching on Copper." By Herbert Denison. A lecture delivered before the Photographic Society of Great Britain. Printed in THE PHOTOGRAPHIC TIMES, April 21st, 1893, and following issues.