Celt of stone, fiddle-shaped: Japan, Musashi province, Mitsusawa shell-mound

Celt of greenstone, small and broken: Japan, Musashi province, Sugita shell-mound, prehistoric

Celt of claystone, rude and flat: Japan, Musashi province, Sugita shell-mound, prehistoric

Celt of stone, rough, a chisel or a scraper or perhaps a hoe: Japan, Musashi province, Mitsusawa shell-mound,

Celt of stone, rough, a chisel or a scraper or perhaps a hoe: Japan, Musashi province, Mitsusawa shell-mound,

Celt of stone, rough, a chisel or a scraper or perhaps a hoe: Japan, Musashi province, Mitsusawa shell-mound,

Celt of stone, rough, a chisel or a scraper or perhaps a hoe: Japan, Musashi province, Mitsusawa shell-mound,

Celt of stone, rough, a chisel or a scraper or perhaps a hoe: Japan, Musashi province, Mitsusawa shell-mound,

Celt of stone, rough, a chisel or a scraper or perhaps a hoe: Japan, Musashi province, Mitsusawa shell-mound,

Celt of stone, rough, a chisel or a scraper or perhaps a hoe: Japan, Musashi province, Mitsusawa shell-mound,

Celt of stone, rough, a chisel or a scraper or perhaps a hoe: Japan, Musashi province, Mitsusawa shell-mound,

Celt of stone, rough, a chisel or a scraper or perhaps a hoe: Japan, Musashi province, Mitsusawa shell-mound,

Celt of stone, rough, a chisel or a scraper or perhaps a hoe: Japan, Musashi province, Mitsusawa shell-mound,

Celt of stone, rough, a chisel or a scraper or perhaps a hoe: Japan, Musashi province, Mitsusawa shell-mound,

Celt of stone, rough, a chisel or a scraper or perhaps a hoe: Japan, Musashi province, Mitsusawa shell-mound,

Celt of stone, rough, a chisel or a scraper or perhaps a hoe: Japan, Musashi province, Mitsusawa shell-mound,