 In the 1989 form nominating it for the National Register of Historic Places , it was noted that the church had undergone only minor alterations , including an interior redecoration in 1964 , the replacement of roof slates with asphalt shingles in 1977 , and the addition of a concrete ramp for access by the handicapped in 1986 . 
 In the 1989 form nominating it for the National Register of Historic Places , it was noted that the church <a href='been_done' title='1'><mark>had</mark></a> undergone only minor alterations , including an interior redecoration in 1964 , the replacement of roof slates with asphalt shingles in 1977 , and the addition of a concrete ramp for access by the handicapped in 1986 . 
In the 1989 form nominating it for the National Register of Historic Places , it was noted that da church done undergone only minor alterations , including an interior redecoration in 1964 , the replacement of roof slates with asphalt shingles in 1977 , and the addition of a concrete ramp for access by tdahandicapped in 1986 .