Harry Toulmin, Ordinances of the City of Saint Paul, from May, 1887, to July, 1889 Page 90, Image 90 (1889) available at The Making of Modern Law: Primary Sources.

Ordinances of the City of St. Paul, [Establishing and Fixing the License to be Paid to the City of St. Paul for Conducting, Managing or Carrying on Either or any of the Different Branches of Business Hereinafter Mentioned and Limiting the Duration Thereof, and Also Repealing Certain Ordinances Herein Named,] § 2. The different and various kinds of business, employments and avocations for which licenses are hereby fixed and established, and the sum and amount of the license for each separate one are as follows, to wit: Gun powder ……………..$15.00.