The Typhoid Files

by Ruth Redford

In the early 1900s everyone from scientists to sanitation workers were working to crack a true medical mystery--who was spreading typhoid fever in community of Mamaroneck, New York? All signs pointed to servant Mary Mallon, but could she spread the disease without showing symptoms herself? Marnie and her trusted AI sidekick Glitch are on the case, following the clues to learn the history of typhoid fever, how it spread, and how we're protected from...

• Format: Paperback
• Language: English
• ISBN: B0CQSPB3N2
• ISBN13: 9798887702698
• Release Date: November 2025
• Publisher: Mayo Clinic Press Kids
• Length: 32 Pages
• Age Range: 9 to 10 years
• Grade Range: Grades 4 to 5