G.F. Smith's permanent showroom, in Central London. Visits are by appointments only — But I would definitely recommend making the visit. All of their stocks are beautifully archived, along with example publications, and a rotating series of paper installations in both the window & basement, courtesy of Made Thought.
A beautiful selection of products curated by Momosan's owner Momoko Mizutani whose interest is to link different cultures in practical, resourceful and imaginative ways.