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Photography in Philately

A Krzysztof K. Słowiński Collection

Zaleski - Mora 1988.jpg CETEC 87MiniaturesItem no. P2595 (cover)CETEC 87MiniaturesItem no. P2595 (cover)CETEC 87MiniaturesItem no. P2595 (cover)CETEC 87MiniaturesItem no. P2595 (cover)

= Example of scientific publication by Cz. MORA and A. ZALESKI =

The paper desribes some phenomena occuring in direct-positive photographic emulsions containing silver halide crystals.

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