It appears to require the Newspapers.com Extra subscription.
There's also one for the husband, William Amzi Dick, under the same restriction/s.
(And I should have said "Newspapers.com Publisher Extra" required to view this page.)
Here you are, Jillaine.
https://www.newspapers.com/clip/109106817/the-pittsburgh-press/
In fact it seems there was a more detailed medical examination, revealing that both sisters died of carbon monoxide poisoning, probably from a faulty gas water heater. See
https://www.newspapers.com/clip/109156043/the-pittsburgh-press/