Dr. L.Q.C. Wishart's Pine Tree Tar Cordial reputedly cured Consumption of the Lungs, Cough, Sore Throat, etc., etc. The firm began to market its product in 1859, but private die stamps were not issued until 1875. They were last issued on November 13, 1882. 50,455 were printed on silk paper and 130,395 on pink and watermarked papers. Some were left imperforate, but most were die cut. The perforation varieties have their own catalog numbers.

The imperforate copy is on watermarked paper, and the die cut copy is on pink paper.

A card proof of the Wishart stamp.

An advertisement clipped from the Auburn, Indiana Courier from August 27, 1874.