Hi Forest
HILLS, William, age 24
Gender: Male
Arrival Date: 29 Apr 1889
Port of Departure: Liverpool, Eng, and Queenstown, Ire.
Destination: Philadelphia
Ship: Aurania
HILLS, William, age 28
Gender: Male
Arrival Date: 25 June, 1889
Port of Departure: Liverpool, Eng, and Queenstown, Ire.
Destination: Philadelphia
Ship: Aurania
PLEDGER, Eliz, age 28
Gender: Female
Arrival Date: 9 Sept 1890
Port of Departure: London, England
Destination: Philadelphia
Ship: Jower Hill
There were 10 "William Hills" but these are closest to the ages you provided. Only 1 Eliz. Pledger, however.
I have no way of knowing if these are your folks.
Kind regards,
Valerie