From Introduction: "In connection with the fuel investigations conducted by the Bureau of Mines much information has been accumulated as to the smoke abatement activities in various cities. The essential features of the information are presented in this report, which, it is believed, will be of public interest and benefit, especially to those communities that are just beginning organized effort to abate unnecessary smoke."

Walking shoes of tan and black leather. The rounded toe and vamp are of black polished leather, the heel and sides of tan kid leather. A single strap across the instep fastens with two circular buttons out outer side of shoe. Decorative black stitching around edges and across strap on tan leather. Insole of light brown leather, and the insides of the sides are lined in tan leather. heavy low stacked heel. Sole of black leather with heavy applied rubber heel. Maker's label stamped in silver on insole: "Foot Schulze & Co / St., Paul" Stamped notation on lining: "455 29100" Molded into bottom of heel: "WAUK LITE" and "8"

Patent for wire working machines, specifically for automatically making wire fence stays. This machine can be operated manually and it is portable.