C H N I C A L A R T I C L E S
Bob Herbst's article on Pyro Densitometry
Home Grown Carbon Tissue
Platinum & Palladium
Coating Rod Illustrated Instructions -
coating summary -
A sample chapter from the Sullivan/Weese book The New Platinum Print,
with over a dozen photos illustrating how to use a puddle pusher.
Great introduction for all alt. process coating rod users.
How to Use a Coating Rod - Another
quick how-to paper. Good general interest paper for all alt. processes.
Printmaking Made Simple - Gary
Auerbach's instructions on platinum printing.
Na2- A New Contrast Agent - An interesting
salt of platinum allows for wide ranging contrast control in the
platinum/palladium process. Great news for all platinum printers,
+ - An updated palladium and silver
- The new palladium printing out process
Abney and Clark's - Platinotype and its Preparation 2nd American
Edition - This is the classic historical
work on the platinum process. It is in .PDF format (adobe acrobat)
and is a 250 K download. The formulas are in need of alignment but
it is still very readable.
Ziatype Compared to the Ware-Malde process
About Ferric Oxalate - An interesting
look into the chemical sensitizer used in platinum printing and
the kallitype process, including how to prepare liquid ferric oxalate.
Care and Feeding of Ferric Oxalate - More
about this often misunderstood compound, its proper storage and
Toning PT/Pd prints - The Sullivan
20 - An emulsifier that
(sometimes) improves consistency of handcoated papers.
Green - Platinum printing
and the environment.
Argyrotype - Dr. Michael Ware's update
to the Kallitype process
American Handbook of the Daguerrotype
One of the definitive texts on making
a Dag. From 1858. An e-text reprint from Project Gutenberg. Even
if you never intend to splash about in mercury making one of them,
it is an eye opener for understanding what the early photographers
had to do to make a picture. The formatting is a little rough as
it was auto-formatted in Word.
Photo Miniature No. 47 - Another rare
gem. This edition is dedicated to the Kallitype process.
Silver Nitrate - Notes on its hazards.
Modern CyanotypeModern Cyanotype - The Ware Process
Zimmerman's gum process. Jpg's of
Zimmerman's 30 page long description of his unusual and weird gum
process. From Photo Miniature #113 October 1910. Pages are fairly
large to accommodate for the scans of 3rd generation copies. They
are very readable but take time to download on slow servers.
Sullivan's Substrate Gum method - Solve
many of the paper shrinkage and registration problems in gum printing
by dry mounting your paper to linoleum or other surfaces.
Gum - Sullivan's prints from the 1970's.
Gum Printing Green - About the environmental
hazards of gum printing and proper disposal of waste water.
Gum: The Ancient Ingredient for the 21st Century! - A
Sudanese promotional paper from a now defunct government web site
describing the wondrous properties of gum arabic and its origins.
Clearing Gum - A brief list of useful
Enlarged Negative Making
Stuart Melvin's enlarged negative system - Save
money using less expensive litho film, developed in pyro. Produces
stunning results for alt. processes like platinum.
Michael Kravit's write-up and modification to Melvin's method -
A great elaboration on Stuart Melvin's
enlarged negative system.
Digital Negative Making
Fokos - A paper on digital
negative making. Highly recommended!
- Part l Part ll Part lll - Another
excellent paper on digital negatives.
The B&S Product Formulary - The
formulas we use to mix the various products we sell.
Vacuum Frame Construction - a basic
outline and diagram from Richard Sullivan showing an inexpensive
and effective method for making vacuum frames for contacting large
Making Carbon Tissue - e-mail from
the Alt-Photo List
Bromoil and Oil
The Anthotype - A discussion of the
flower petal pigment process of the 1800's.
The Mortensen's Method of Paper Negative Making - One
of the great William Mortensen’s 'secret' processes, passed
from Jack McDonald to Dick Sullivan.
Mortensen's Etch-A-Tone and Abrasion-Tone - More
of Mortensen's lost processes.
Peter Frederick's paper negative process -
Make translucent images from enlarger paper.
Big Old and new lenses- A great chart
of specs on big ol' lenses.