Restoring old revision of "Item:Q188"

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@@ Property / subclass of @@
-media
@@ Property / subclass of: media / rank @@
-Normal rank
@@ Property / used by @@
-photographic process
@@ Property / used by: photographic process / rank @@
-Normal rank
@@ Property / fabrication method @@
-collodion process
@@ Property / fabrication method: collodion process / rank @@
-Normal rank