Kenneth Allen

Discussion of "The Area of Water Surface as a Controlling Factor In the Condition of Polluted Harbor Waters"

Discussion of "Grit Chamber Practice: A Symposium: Canadian Practice"

Discussion of Grit Chamber Practice: A Symposium: Grit Chambers for Sewage Treatment Works by George B. Gascoigne

Discussion of Garbage Disposal: A Symposium: Administrative and Engineering Work in the Collection and Disposal of Garbage: A Review of the Problem by Samuel A. Greeley

Discussion of Grit Chamber Practice: A Symposium: Canadian Practice by F. A. Dallyn

Discussion of Grit Chamber Practice: A Symposium: British Practice in the Design of Grit Chambers or Detritus Tanks by Arthur J. Martin

Discussion of Garbage Disposal: A Symposium: The Disposal of Organic Waste by the Beccari System at Scarsdale, New York by Arthur Boniface

Discussion of "Garbage Disposal: A Symposium: Administrative and Engineering Work in the Collection and Disposal of Garbage: A Review of the Problem"

Discussion of "Garbage Disposal: A Symposium: The Disposal of Organic Waste by the Beccari System at Scarsdale, New York"

Discussion of "Grit Chamber Practice: A Symposium: Grit Chambers in German Sewage Purification Plants"