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Joined wood case and counters inscribed numbers. Dark stained. Meiji Period 1868-1912

Joined wood frame light stain counter supports dark counters. One brass corner support survives. Meiji Period 1868-1912 Photograph?

Wood frame metal mounts turned corners bamboo supports. Painted black bottom panel loose and its support is missing on one side.

Dark brown stained rosewood frame brass mounts black wood counters.

Abacus The abacus has a wood frame and a wood back that has a thin vertical split. The corners of the frame have been reinforced with brass strips held by tiny brass nails. Insie the frame the space has been divided into 2 compart- ments by a strip…

Abacus The abacus has a wood frame and a wood back with a split in it; corners reinforced with brass strips and brass nails. Inside the frame the space is divided into two compartments by a strip of wood. 11 pieces of bamboo lie vertically through…

Abacus in Case A: Wood and metal abacus. Wood casing frame with 13 metal rods. Beads are sharp edged with 5 on the bottom tier and one on the top. B: Black cloth over cardboard case open on one end.

Wooden abacus

Wooden abacus; metal reinforcements.

Wooden abacus.