On methods used and results obtained in making germicidal-efficiency tests of a disinfectant for use in railway sanitation, by William T. Sedgwick.

Licence: Public Domain Mark

Credit: On methods used and results obtained in making germicidal-efficiency tests of a disinfectant for use in railway sanitation, by William T. Sedgwick. Source: Wellcome Collection.

Provider: This material has been provided by the Augustus C. Long Health Sciences Library at Columbia University and Columbia University Libraries/Information Services, through the Medical Heritage Library. The original may be consulted at the the Augustus C. Long Health Sciences Library at Columbia University and Columbia University.