Booklet titled, "Cancers Are Curable", by J.K. Wilkens of Muscatine, Iowa. Wilkens claimed to be able to cure cancer with an escharotic paste. The booklet contains testimonies from customers about the power of the treatment. Wilkens and his paste was found to be "quackery". In the inside of the booklet there is a foreword by Wilkens and it it dated, Jan. 11, 1915.