chapel, tower heightened C15, C19 organ chamber.
String course with central gargoyles beneath embattled parapet with crocketed corner pinnacles.
buttress to west and between two 3-light windows with hollow-chamfered surrounds, Tudor-arched heads and hoodmoulds
Nave roof C16 with moulded, cambered tie beams with bosses, short king posts and moulded purlins.
Chancel roof probably C17 with cambered tie beams to 3 moulded principal-rafter trusses.
Fittings: remarkable Norman font bearing representations of a baptism and of the 4 seasons under round-headed arches (described and illustrated elsewhere: Pevsner p514, plate 266).
SK5281 : Thorpe Salvin, St. Peter's Church: The magnificent Norman font 5 (detail)
Monuments: to Katherine Sandford (d1461) an incised alabaster slab in the chancel floor.
Above the sedilia a monument with affronted kneelers in recess beneath segmental pediment with arms, they are Hercy Sandford (d1582) and wife.
Similar monument opposite to Roger Portington (d. c1604) and wife.
B.O.E. 1967 ed. Good drawing of font also in J. Hunter, South Yorkshire: The History and Topography of the Deanery of Doncaster, 1828-31.