Public outcry forces German auction house to pull sale of Nazi memorabilia, including a Yellow Star with "signs of wear." How is the sale of Nazi-era artifacts regulated and who's buying it?

A D-cylinder press adaptable for printing the relief plates covered by a Lowe patent of 1855 (Patent 13,585), as well as ordinary type and engraved plates. Later in 1856 Lowe took out a patent for his ...