Three Pieces of Red Mark Pu-er Tea Cake without Wrapping, circa 1950s
Seven Pieces of 7532 Pu-er Tea Cake, 1980s
A Stack of Red Mark Pu-er Tea Cake, circa 1950s
Seven Pieces of 7582 Pu-er Tea Cake, Early 1980s
Two Stacks of 73 Pu-er Tea Cake, circa 1970s/1980s
