1. A Study of Filter Materials for Rapid Sand Filters. Part II. A New Method for Determining the Effective Size of Sand;Baylis;W. W. and Sew.,1934
2. A Study of Filter Materials for Rapid Sand Filters. Part III. Various Kinds of Filtering Materials;Baylis;W. W. and Sew.,1934
3. A Study of Filter Materials for Rapid Sand Filters. Part VI. Mud Ball Formation and Measurement-Miscellaneous Items;Baylis;W. W. and Sew.,1935
4. A Study of Filter Materials for Rapid Sand Filters. Part VII. Specifications for Filtering Material;Baylis;W. W. and Sew.,1936
5. Fine Anthracite and Sand;Farrell;W. W. Eng.,1931