Details
A pietra dure plaque
of rectangular outline, inset with marble specimens and two butterflies against a black ground -- 5¾in. (14.5cm) wide; a tablet inset with flowers; and four marble specimen desk rules (6)
of rectangular outline, inset with marble specimens and two butterflies against a black ground -- 5¾in. (14.5cm) wide; a tablet inset with flowers; and four marble specimen desk rules (6)