The results of pig feeding tests, conducted in 1920–21 with specialty or commercial feeds by the Animal Husbandry Section of the Iowa Agricultural Experiment Station, have been so grossly and persistently misrepresented by one company in particular that this circular Is Is· sued to present the complete figures. The misrepresentation con· slated In using only a part of the experimental figures, thus giving an Incorrect interpretation of the data secured in the test.