Complex sentence: The Oak Hill Church stood where the town's current graveyard is now, until the 1930's, when it was razed, and its membership transferred to Buckhall's Grace United Methodist congregation in the still existing church building constructed in 1905.
Split into simpler sentences: The Oak Hill Church stood where the town's current graveyard is, until the 1930's, when it was razed. Its congregation then transferred to Buckhall's Grace United Methodist congregation, joining with them to hold worship services in the still existing church building originally constructed in 1905.