Sites concerned with stamps and philatelic material on Architecture, construction and Architecture related topics etc. can be submitted in this category.
Sites related to topics other than Architecture and construction may be submitted to Recreation/Collecting/Stamps/Topical_Collecting/ only.
Sites concerned with stamps and philatelic material on medicine and medicine specialities, healthcare, diseases and nursing, hospitals etc. can be submitted in this category.
Sites related to topics other than medicine may be submitted to Recreation/Collecting/Stamps/Topical_Collecting/ only.