Site Updated
June, 2004

Berg, W.F. 1979, 5^th impression, Exposure -Theory and Practice, Focal Press, London.

Crary, Jonathan. 1991, Techniques of the Observer, - On vision and Modernity in the Nineteenth Century, MIT Press, Massachusetts.

Crawford, William. 1979, The Keepers Of Light, Morgan & Morgan, New York.

Hammond, J. H. and Austin, J. 1987, The Camera Lucida in Art and Science,  Adam Hilger, Bristol.

Langford, M.J. 1984, 4^th edn, Basic Photography, Focal Press London..

Langford, M.J. 1984, 4^th edn, Advanced Photography, Focal Press London..

Pirenne M. H. 1970, Optics, Painting & Photography, U.P, London : Cambridge.

Renner, Eric. , 1995, 2^nd edn,  Pinhole Photography – Rediscovering a Historic Technique, Focal Press, Boston.

Shull, Jim. 1974. The Hole Thing, Morgan & Morgan, New York.

Smith, Lauren. 1985, The Visionary Pinhole, Peregrine Smith Books, Salt Lake City.

Strobel, Compton, Current and Zakia. 1985, Photographic Materials and Processes, Focal Press, Boston.