9 September 1993
cover 1865 (20 Feb.) mourning cover from Port Elizabeth addressed to Fort Murray, British Kaffraria, bearing 4d. steel-blue, good to large margins all round.
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This March sees the first US retrospective of Donald Judd in 30 years, revealing aspects of the artist’s practice that may surprise those who think they know it well
From labels and staples to stretchers and repairs — the reverse of an artwork can reveal more about it than you might suppose