John C. Thresh

1850 – 1932

• A simple method of water analysis
• Canada in the great world war
• Dr. Thresh's report report to the Local Government Board on the extensive prevalence of typhoid fever in Southend, Essex
• The examination of water supplies
• The examination of waters and water supplies
• Water and water supplies
• Hygiene or the Gospel of health
• Physics, experimental and mathematical
• Rural water supplies
• The examination of waters and water supplies