The Instantaneous Wide Angle
Lens only had four offered focal lengths, whereas the Wide Angle
View Lens had ten.
The lens sometimes is found with
its original, well-made, leather-covered cardboard lens cap. References:
The Photographic Times and American Photographer, Vol. X, No. 115,
Scovill Mfg. Co., July 1880, p. 165
The Photographic Times and American Photographer, Vol. XIV, No. 158,
New Series No. 38, Scovill Mfg. Co., February 1884, ads p. 43
The Photographic Times and American Photographer, Vol. XIV, No. 171
(New Series No. 51), J. Trail Taylor, ed., Scovill Mfg. Co., pub.,
NY, December 26, 1884, ads page 41
Scovill's Photo. Series No. 1, The Photographic
Amateur, 2nd Edition, J. Traill Taylor,
Scovill Mfg. Co. pub. (New York, NY), original copyright 1883,
2nd Ed. about 1885, ads p.
25
Catalogue No. 7, T.F. Indermill, (St. Joseph, MO), 1 Oct 1885, p.
92
How to Make Photographs and Descriptive Price List,
Scovill Mfg. Co. (New York, NY), distributed by
Andrew J. Smith (Providence, RI),
1886, p. 53
Scovill's Photo. Series No. 12, A Manual
of Photographic Chemistry, Scovill Mfg.
Co. (New York, NY), 1886, ads p.
33
Scovill's Photo. Series No. 17 - First Lessons in Amateur Photography,
Randall Spaulding, Scovill Mfg. Co. pub. (New York, NY), copyright 1886,
p.a25
Scovill's Photo. Series No. 20, Dry
Plate Making for Amateurs, Scovill Mfg. Co. (New
York, NY), 1886, ads p.
25
Walzl's Photographic Journal and the Photographer's Friend,
Richard Walzl, pub. (Baltimore, MD) undated c.1886, p. 26
How to Make Photographs and Descriptive Price List,
Scovill Mfg. Co. (New York, NY), distributed by
C.H. Codman & Co. (Boston, MA), April 1887, p.
49
Scovill Manf'g Co. Catalogue Photographic Goods, June, 1887, David
Tucker & Co. (Buffalo, NY), June, 1887, p.57
The American Annual of Photography and Photographic Times Almanac for
1888, C.W. Canfield, ed.; Scovill Mfg. Co. (New York, NY), copyright
1887, ads p. 75
How to Make Photographs and Descriptive Price List,
Scovill Mfg. Co. (New York, NY), May 1888, p. 42
How to Make Photographs and Descriptive Price List, Scovill Mfg.
Co., distributed by John Wanamaker (Philadelphia, PA), June 1888, p. 42
How to Make
Photographs and Descriptive Price List,
Scovill Mfg. Co. (New York, NY), November 1888, p. 43
How to Make Photographs and Descriptive Price List,
The Scovill & Adams
Co. (New York, NY), 1890, p. 48
How to Make Photographs and Descriptive Price List,
The Scovill & Adams
Co. (New York, NY), January
1891, p. 51
How to Make Photographs and Descriptive Price List,
The Scovill & Adams
Co. (New York, NY), distributed by Sargent & Co. (Cleveland, OH), April
1891, p. 52
How to Make Photographs and Descriptive Price List,
The Scovill & Adams
Co. (New York, NY), distributed by Horgan, Robey & Co. (Boston, MA),
June 1891, p. 51
How to Make Photographs and Descriptive Price List,
The Scovill & Adams Co. (New York, NY), distributed
by Horgan, Robey & Co. (Boston, MA),
January 1892, p. 53
How to Make Photographs and Descriptive Price List,
The Scovill & Adams
Co. (New York, NY), abt. June 1892, p. 55
Wilson's Cyclopaedic Photography, Edward L. Wilson (New York,
NY), copyright 1894, p. 480
Catalogue of Photographic Goods and All Articles Pertaining to
Photography, The Scovill & Adams
Co. (New York, NY), undated c.1895, p. 34
American Annual of Photography and Photographic Times Almanac for
1896, The Scovill & Adams Co. (New York, NY),
1895, ads p. 104
American Annual of Photography and Photographic Times
Almanac for 1898,
The Scovill & Adams Co. (New York, NY), 1897, preface
ads p. 8
American Annual of Photography and Photographic Times
Almanac for 1898,
The Scovill & Adams Co. (New York, NY), 1897, ads
p. 111
Title Unknown, Scovill & Adams
Catalog, undated c.1897, p.39
Photographic Advice, The Scovill & Adams Co.
(New York, NY), undated c.1898, p. 32
Illustrated Catalogue No. 18, L.M. Prince &
Bros. (Cincinnati, OH), c. 1899, p. 63
Photographic Goods 1842-1904, The Anthony and Scovill Co., (New
York, NY), 1904, Catalog A, p.31