my life is anesthetized from multiple photographs
this process for making prints was invented in 1873 by WILLIAM WILLIS.
some history always beneficial...
the process depends on the light sensitivity of iron salts to create an image,
Chemical reactions exploited during developing, however.dissolve out the iron
salts and replace them with platinum ,
PLATINUM PRINTS were popular until 1920's when the price of platinim rose so steeply that they became too expensive. They were valued for their great range of subtle tonal variations, usually silver greys. and their permanence, Recently platinum prints have enjoyed a revival for fine art photography.
YEARS AGO I WAS A STUDENT OF PRADIP MALDE
for me a real guru of this technique