It states on her U.S. Passport Application that her husband David Useravitz, changed by order of court to David Davis. On his Passport Application and Draft Registration his name was Useravitz. I have added it in as a maiden name.
Thanks to E Boss for some translation help.
The Hebrew translation is: Reb Chaim Dovid son of Yoseph Leib died 6 Tevet 5710 May his soul be bound up in the bond of eternal life