Korona Cameras, Gundlach Optical Co. (Rochester, NY), 1900, p.12
References:
Korona Cameras, Lenses and Other Photographic Apparatus 1899,
Gundlach Optical Co. (Rochester, NY), 1899, pp. 10-13
Korona Cameras, Lenses, Photographic Goods 1899,
Gundlach Optical Co. (Rochester, NY), 1899, pp. 10-13
Photography
has Made the Sun an Artist,
Andrew J. Lloyd (Boston, MA) catalog, 1899, p.130
The
International Annual of Anthony's Photographic Bulletin, Vol. XII for
1900, E. & H.T. Anthony & Co. (New York, NY), copyright 1900, ads,
p.81
Korona Cameras, Gundlach Optical Co. (Rochester, NY), 1900,
pp.11-13
Simplified Photography, W.G. Johnston & Co. catalog, April 1900,
pp. 19-20