Ancestry trees link to cemetery in Rosedale, MD: https://search.ancestry.com/cgi-bin/sse.dll?indiv=1&dbid=1411&a...
This plot is associated with Nathan and Harry Kahn. I don't think this is the correct Sarah Kahn.
Note: Below is same cemetery as Aaron.
https://search.ancestry.com/cgi-bin/sse.dll?_phsrc=tLD62&_phsta...
Name: Sarah R . Kahn
Hebrew Name: Sarah Rivka b Shmuel Abba
Birth Date: abt 1862
Death Date: 10 Apr 1942
Death Place: Brooklyn, New York
Age at Death: 80
Burial Place: Queens, New York, United States
Spouse Name: Aaron
Father Name: Shmuel Abel
Mother Name: Etta Zissel Berson
Other Surnames: Berson
Comments: beloved wife and dear mother
Other Comments: Kovner Unterstizungs Verein / Block 57, Path 3
Cemetery: Mt. Hebron Cemetery
Cemetery Address: 130-04 Horace Harding Expressway, Flushing
Cemetery Burials: 386