Essay: tuberculosis week as stamp deduction miniature sheet in the size approximate 108:52 mm in the colours blue / olive brown, unperforated, thin paper, watermark 2 lying, without background, all stamps en masse size, good unused condition, outside of the stamp design small crease (insignificant), signed HK (Horst Krause, Gelsenkirchen) and certificate with photograph Dr. Oechsner BPP (form cut back) : ". . . . The scarce Specimen is genuine. . . "