The following birth, marriage & death records have been searched without finding any STERRYS or similar:

Nil

The following birth, marriage & death records have been searched and have located STERRYS or similar:

Harrisburg (Dauphin County)
Marriages
The following entries are from the IGI:
1861 Oct 3 George Edwards Sterry & Katharine Van Vliet De Witt (personal submission)
1862 Jul 7 William Dewitt Sterry s. George Edward Sterry & Catharine Van Vliet Dewitt (personal submission. Another submission has birth in New York Co.)

Philadelphia (Philadelphia County)
Births
The following entries are from the IGI:
1879 May 17 Louisa Sterri d. Conrad Sterri & Fredricka (Extracted)

Pittsburgh (Allegheny County)
Marriages
The following entries are from the IGI:
1890 Aug 21 George Lewis & Mary Sterry (Extracted from Ministers' returns of marriages performed in the City of Pittsburgh, Pennsylvania, 1875-1909. Bureau of Health.)

(Warren County)
Marriages
The following entries are from the IGI:
1899 May 13 John H Sterry & Maud L Cobb (batch I003123)
1902 Jun 26 Joseph White & Jane Sterry (Mrs) (batch I003123)