URL: http://www.personal.psu.edu/adr10/hu8.html
Browser / Version: Firefox Mobile 56.0
Operating System: Android 7.0
Problem type: Something else - I'll add details below
Steps to Reproduce
- Navigate to: http://www.personal.psu.edu/adr10/hu8.html
- Switch to reading mode.
- Refresh
Expected Behavior:
Font encoding works.
Actual Behavior:
Suddenly I see a lot of questionmarks. They stay when I switch to normal mode.

Edit: It also happens in the desktop version of Firefox Nightly.
From webcompat.com with ❤️
URL: http://www.personal.psu.edu/adr10/hu8.html
Browser / Version: Firefox Mobile 56.0
Operating System: Android 7.0
Problem type: Something else - I'll add details below
Steps to Reproduce
Expected Behavior:
Font encoding works.
Actual Behavior:
Suddenly I see a lot of questionmarks. They stay when I switch to normal mode.
Edit: It also happens in the desktop version of Firefox Nightly.
From webcompat.com with ❤️